152032745 has 4 divisors (see below), whose sum is σ = 182439300. Its totient is φ = 121626192.

The previous prime is 152032723. The next prime is 152032759. The reversal of 152032745 is 547230251.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 38588944 + 113443801 = 6212^2 + 10651^2 .

It is a cyclic number.

It is not a de Polignac number, because 152032745 - 2¹⁰ = 152031721 is a prime.

It is a super-2 number, since 2×152032745² = 46227911104470050, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15203270 + ... + 15203279.

It is an arithmetic number, because the mean of its divisors is an integer number (45609825).

Almost surely, 2^152032745 is an apocalyptic number.

It is an amenable number.

152032745 is a deficient number, since it is larger than the sum of its proper divisors (30406555).

152032745 is an equidigital number, since it uses as much as digits as its factorization.

152032745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30406554.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 152032745 is about 12330.1559195332. The cubic root of 152032745 is about 533.7186501559.

Adding to 152032745 its reverse (547230251), we get a palindrome (699262996).

The spelling of 152032745 in words is "one hundred fifty-two million, thirty-two thousand, seven hundred forty-five".