745155607 has 8 divisors (see below), whose sum is σ = 872377632. Its totient is φ = 623126400.

The previous prime is 745155601. The next prime is 745155613. The reversal of 745155607 is 706551547.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (745155601) and next prime (745155613).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 745155607 - 2⁷ = 745155479 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 745155607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745155601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1297894 + ... + 1298467.

It is an arithmetic number, because the mean of its divisors is an integer number (109047204).

Almost surely, 2^745155607 is an apocalyptic number.

745155607 is a deficient number, since it is larger than the sum of its proper divisors (127222025).

745155607 is a wasteful number, since it uses less digits than its factorization.

745155607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2596409.

The product of its (nonzero) digits is 147000, while the sum is 40.

The square root of 745155607 is about 27297.5384787713. The cubic root of 745155607 is about 906.5998813774.

The spelling of 745155607 in words is "seven hundred forty-five million, one hundred fifty-five thousand, six hundred seven".