107640519 has 16 divisors (see below), whose sum is σ = 164935680. Its totient is φ = 61166880.

The previous prime is 107640517. The next prime is 107640527. The reversal of 107640519 is 915046701.

107640519 = 1276² + 1277² + ... + 1338².

It is not a de Polignac number, because 107640519 - 2¹ = 107640517 is a prime.

It is a super-2 number, since 2×107640519² = 23172962661178722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 107640519.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107640517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10359 + ... + 17960.

It is an arithmetic number, because the mean of its divisors is an integer number (10308480).

Almost surely, 2^107640519 is an apocalyptic number.

107640519 is a deficient number, since it is larger than the sum of its proper divisors (57295161).

107640519 is a wasteful number, since it uses less digits than its factorization.

107640519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28510.

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 107640519 is about 10374.9948915650. The cubic root of 107640519 is about 475.6913574221.

The spelling of 107640519 in words is "one hundred seven million, six hundred forty thousand, five hundred nineteen".