7442103377 has 4 divisors (see below), whose sum is σ = 7472983716. Its totient is φ = 7411223040.

The previous prime is 7442103343. The next prime is 7442103391. The reversal of 7442103377 is 7733012447.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7733012447 = 7481 ⋅1033687.

It can be written as a sum of positive squares in 2 ways, for example, as 5537741056 + 1904362321 = 74416^2 + 43639^2 .

It is a cyclic number.

It is not a de Polignac number, because 7442103377 - 2⁶ = 7442103313 is a prime.

It is a super-3 number, since 3×7442103377³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7442103377.

It is not an unprimeable number, because it can be changed into a prime (7442103677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15439808 + ... + 15440289.

It is an arithmetic number, because the mean of its divisors is an integer number (1868245929).

Almost surely, 2^7442103377 is an apocalyptic number.

It is an amenable number.

7442103377 is a deficient number, since it is larger than the sum of its proper divisors (30880339).

7442103377 is a wasteful number, since it uses less digits than its factorization.

7442103377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30880338.

The product of its (nonzero) digits is 98784, while the sum is 38.

The square root of 7442103377 is about 86267.6264713479. The cubic root of 7442103377 is about 1952.3839681020.

The spelling of 7442103377 in words is "seven billion, four hundred forty-two million, one hundred three thousand, three hundred seventy-seven".