1252504154 has 12 divisors (see below), whose sum is σ = 2065079562. Its totient is φ = 569319960.

The previous prime is 1252504153. The next prime is 1252504163. The reversal of 1252504154 is 4514052521.

It can be written as a sum of positive squares in only one way, i.e., 1233625129 + 18879025 = 35123^2 + 4345^2 .

It is not an unprimeable number, because it can be changed into a prime (1252504151) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2587577 + ... + 2588060.

Almost surely, 2^1252504154 is an apocalyptic number.

1252504154 is a deficient number, since it is larger than the sum of its proper divisors (812575408).

1252504154 is a wasteful number, since it uses less digits than its factorization.

1252504154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5175661 (or 5175650 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 1252504154 is about 35390.7354260970. The cubic root of 1252504154 is about 1077.9362033605.

Adding to 1252504154 its reverse (4514052521), we get a palindrome (5766556675).

The spelling of 1252504154 in words is "one billion, two hundred fifty-two million, five hundred four thousand, one hundred fifty-four".