1013039445 has 32 divisors (see below), whose sum is σ = 1770315264. Its totient is φ = 490587200.

The previous prime is 1013039441. The next prime is 1013039449. The reversal of 1013039445 is 5449303101.

It is an interprime number because it is at equal distance from previous prime (1013039441) and next prime (1013039449).

It is not a de Polignac number, because 1013039445 - 2² = 1013039441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013039441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 157054 + ... + 163376.

It is an arithmetic number, because the mean of its divisors is an integer number (55322352).

Almost surely, 2^1013039445 is an apocalyptic number.

1013039445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1013039445 is a deficient number, since it is larger than the sum of its proper divisors (757275819).

1013039445 is a wasteful number, since it uses less digits than its factorization.

1013039445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7313.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 1013039445 is about 31828.2805850395. The cubic root of 1013039445 is about 1004.3277254409.

The spelling of 1013039445 in words is "one billion, thirteen million, thirty-nine thousand, four hundred forty-five".