1052142477 has 4 divisors (see below), whose sum is σ = 1402856640. Its totient is φ = 701428316.

The previous prime is 1052142467. The next prime is 1052142541. The reversal of 1052142477 is 7742412501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1052142477 - 2⁷ = 1052142349 is a prime.

It is a super-2 number, since 2×1052142477² = 2214007583815391058, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052142467) 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, 175357077 + ... + 175357082.

It is an arithmetic number, because the mean of its divisors is an integer number (350714160).

Almost surely, 2^1052142477 is an apocalyptic number.

It is an amenable number.

1052142477 is a deficient number, since it is larger than the sum of its proper divisors (350714163).

1052142477 is an equidigital number, since it uses as much as digits as its factorization.

1052142477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350714162.

The product of its (nonzero) digits is 15680, while the sum is 33.

The square root of 1052142477 is about 32436.7457831392. The cubic root of 1052142477 is about 1017.0871905902.

Adding to 1052142477 its reverse (7742412501), we get a palindrome (8794554978).

The spelling of 1052142477 in words is "one billion, fifty-two million, one hundred forty-two thousand, four hundred seventy-seven".