120521264 has 10 divisors (see below), whose sum is σ = 233509980. Its totient is φ = 60260624.

The previous prime is 120521249. The next prime is 120521267. The reversal of 120521264 is 462125021.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (120521267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3766274 + ... + 3766305.

It is an arithmetic number, because the mean of its divisors is an integer number (23350998).

Almost surely, 2^120521264 is an apocalyptic number.

It is an amenable number.

120521264 is a deficient number, since it is larger than the sum of its proper divisors (112988716).

120521264 is an equidigital number, since it uses as much as digits as its factorization.

120521264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7532587 (or 7532581 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 120521264 is about 10978.2177059849. The cubic root of 120521264 is about 493.9555763295.

Adding to 120521264 its reverse (462125021), we get a palindrome (582646285).

The spelling of 120521264 in words is "one hundred twenty million, five hundred twenty-one thousand, two hundred sixty-four".