152105330 has 32 divisors (see below), whose sum is σ = 299699568. Its totient is φ = 55238400.

The previous prime is 152105329. The next prime is 152105351. The reversal of 152105330 is 33501251.

It can be written as a sum of positive squares in 8 ways, for example, as 18309841 + 133795489 = 4279^2 + 11567^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1661 + ... + 17520.

Almost surely, 2^152105330 is an apocalyptic number.

152105330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

152105330 is a deficient number, since it is larger than the sum of its proper divisors (147594238).

152105330 is a wasteful number, since it uses less digits than its factorization.

152105330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19262.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 152105330 is about 12333.0989617371. The cubic root of 152105330 is about 533.8035744149.

Adding to 152105330 its reverse (33501251), we get a palindrome (185606581).

The spelling of 152105330 in words is "one hundred fifty-two million, one hundred five thousand, three hundred thirty".