1201252510 has 16 divisors (see below), whose sum is σ = 2256266016. Its totient is φ = 459609568.

The previous prime is 1201252499. The next prime is 1201252531. The reversal of 1201252510 is 152521021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2611189 + ... + 2611648.

It is an arithmetic number, because the mean of its divisors is an integer number (141016626).

Almost surely, 2^1201252510 is an apocalyptic number.

1201252510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201252510 is a deficient number, since it is larger than the sum of its proper divisors (1055013506).

1201252510 is a wasteful number, since it uses less digits than its factorization.

1201252510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5222867.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 1201252510 is about 34659.0898611028. The cubic root of 1201252510 is about 1063.0281602035.

Adding to 1201252510 its reverse (152521021), we get a palindrome (1353773531).

The spelling of 1201252510 in words is "one billion, two hundred one million, two hundred fifty-two thousand, five hundred ten".