1323150051 has 16 divisors (see below), whose sum is σ = 1785079296. Its totient is φ = 871696896.

The previous prime is 1323150047. The next prime is 1323150053. The reversal of 1323150051 is 1500513231.

It is not a de Polignac number, because 1323150051 - 2² = 1323150047 is a prime.

It is a super-2 number, since 2×1323150051² = 3501452114922605202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1323150053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151171 + ... + 159683.

It is an arithmetic number, because the mean of its divisors is an integer number (111567456).

Almost surely, 2^1323150051 is an apocalyptic number.

1323150051 is a deficient number, since it is larger than the sum of its proper divisors (461929245).

1323150051 is a wasteful number, since it uses less digits than its factorization.

1323150051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9122.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 1323150051 is about 36375.1295667796. The cubic root of 1323150051 is about 1097.8332142710.

Adding to 1323150051 its reverse (1500513231), we get a palindrome (2823663282).

The spelling of 1323150051 in words is "one billion, three hundred twenty-three million, one hundred fifty thousand, fifty-one".