745328011 has 4 divisors (see below), whose sum is σ = 745406992. Its totient is φ = 745249032.

The previous prime is 745327993. The next prime is 745328039. The reversal of 745328011 is 110823547.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 745328011 - 2¹³ = 745319819 is a prime.

It is a super-2 number, since 2×745328011² = 1111027687962432242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (745323011) 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, 23055 + ... + 44968.

It is an arithmetic number, because the mean of its divisors is an integer number (186351748).

Almost surely, 2^745328011 is an apocalyptic number.

745328011 is a deficient number, since it is larger than the sum of its proper divisors (78981).

745328011 is a wasteful number, since it uses less digits than its factorization.

745328011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78980.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 745328011 is about 27300.6961632849. The cubic root of 745328011 is about 906.6697949148.

The spelling of 745328011 in words is "seven hundred forty-five million, three hundred twenty-eight thousand, eleven".