745312132 has 6 divisors (see below), whose sum is σ = 1304296238. Its totient is φ = 372656064.

The previous prime is 745312109. The next prime is 745312177. The reversal of 745312132 is 231213547.

It can be written as a sum of positive squares in only one way, i.e., 702462016 + 42850116 = 26504^2 + 6546^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 745312132.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93164013 + ... + 93164020.

Almost surely, 2^745312132 is an apocalyptic number.

It is an amenable number.

745312132 is a deficient number, since it is larger than the sum of its proper divisors (558984106).

745312132 is a wasteful number, since it uses less digits than its factorization.

745312132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186328037 (or 186328035 counting only the distinct ones).

The product of its digits is 5040, while the sum is 28.

The square root of 745312132 is about 27300.4053449761. The cubic root of 745312132 is about 906.6633560889.

Adding to 745312132 its reverse (231213547), we get a palindrome (976525679).

The spelling of 745312132 in words is "seven hundred forty-five million, three hundred twelve thousand, one hundred thirty-two".