1323002152 has 16 divisors (see below), whose sum is σ = 2626548660. Its totient is φ = 622589184.

The previous prime is 1323002117. The next prime is 1323002173. The reversal of 1323002152 is 2512003231.

It can be written as a sum of positive squares in 2 ways, for example, as 1320159556 + 2842596 = 36334^2 + 1686^2 .

It is a super-2 number, since 2×1323002152² = 3500669388393262208, which contains 22 as substring.

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, 4863843 + ... + 4864114.

Almost surely, 2^1323002152 is an apocalyptic number.

It is an amenable number.

1323002152 is a deficient number, since it is larger than the sum of its proper divisors (1303546508).

1323002152 is a wasteful number, since it uses less digits than its factorization.

1323002152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9727980 (or 9727976 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 1323002152 is about 36373.0965412625. The cubic root of 1323002152 is about 1097.7923082315.

Adding to 1323002152 its reverse (2512003231), we get a palindrome (3835005383).

The spelling of 1323002152 in words is "one billion, three hundred twenty-three million, two thousand, one hundred fifty-two".