3451120513 has 4 divisors (see below), whose sum is σ = 3654127620. Its totient is φ = 3248113408.

The previous prime is 3451120481. The next prime is 3451120523. The reversal of 3451120513 is 3150211543.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3150211543 = 33589 ⋅93787.

It can be written as a sum of positive squares in 2 ways, for example, as 3066058384 + 385062129 = 55372^2 + 19623^2 .

It is a cyclic number.

It is not a de Polignac number, because 3451120513 - 2⁵ = 3451120481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3451120523) 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, 101503528 + ... + 101503561.

It is an arithmetic number, because the mean of its divisors is an integer number (913531905).

Almost surely, 2^3451120513 is an apocalyptic number.

It is an amenable number.

3451120513 is a deficient number, since it is larger than the sum of its proper divisors (203007107).

3451120513 is a wasteful number, since it uses less digits than its factorization.

3451120513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203007106.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 3451120513 is about 58746.2382880811. The cubic root of 3451120513 is about 1511.1933774691.

The spelling of 3451120513 in words is "three billion, four hundred fifty-one million, one hundred twenty thousand, five hundred thirteen".