120136552 has 16 divisors (see below), whose sum is σ = 238506660. Its totient is φ = 56534784.

The previous prime is 120136547. The next prime is 120136579. The reversal of 120136552 is 255631021.

It can be written as a sum of positive squares in 2 ways, for example, as 109286116 + 10850436 = 10454^2 + 3294^2 .

It is a super-2 number, since 2×120136552² = 28865582252897408, 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, 441543 + ... + 441814.

Almost surely, 2^120136552 is an apocalyptic number.

It is an amenable number.

120136552 is a deficient number, since it is larger than the sum of its proper divisors (118370108).

120136552 is a wasteful number, since it uses less digits than its factorization.

120136552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883380 (or 883376 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 120136552 is about 10960.6820955632. The cubic root of 120136552 is about 493.4294362732.

Adding to 120136552 its reverse (255631021), we get a palindrome (375767573).

The spelling of 120136552 in words is "one hundred twenty million, one hundred thirty-six thousand, five hundred fifty-two".