1413844077 has 4 divisors (see below), whose sum is σ = 1885125440. Its totient is φ = 942562716.

The previous prime is 1413844067. The next prime is 1413844099. The reversal of 1413844077 is 7704483141.

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, and also an emirpimes, since its reverse is a distinct semiprime: 7704483141 = 3 ⋅2568161047.

It is not a de Polignac number, because 1413844077 - 2²⁷ = 1279626349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1413844007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235640677 + ... + 235640682.

It is an arithmetic number, because the mean of its divisors is an integer number (471281360).

Almost surely, 2^1413844077 is an apocalyptic number.

It is an amenable number.

1413844077 is a deficient number, since it is larger than the sum of its proper divisors (471281363).

1413844077 is an equidigital number, since it uses as much as digits as its factorization.

1413844077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471281362.

The product of its (nonzero) digits is 75264, while the sum is 39.

The square root of 1413844077 is about 37601.1180285906. The cubic root of 1413844077 is about 1122.3642862166.

The spelling of 1413844077 in words is "one billion, four hundred thirteen million, eight hundred forty-four thousand, seventy-seven".