120672637 has 4 divisors (see below), whose sum is σ = 121844320. Its totient is φ = 119500956.

The previous prime is 120672619. The next prime is 120672653. The reversal of 120672637 is 736276021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 120672637 - 2¹⁹ = 120148349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120672437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 585687 + ... + 585892.

It is an arithmetic number, because the mean of its divisors is an integer number (30461080).

Almost surely, 2^120672637 is an apocalyptic number.

It is an amenable number.

120672637 is a deficient number, since it is larger than the sum of its proper divisors (1171683).

120672637 is a wasteful number, since it uses less digits than its factorization.

120672637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1171682.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 120672637 is about 10985.1097855233. The cubic root of 120672637 is about 494.1622902122.

The spelling of 120672637 in words is "one hundred twenty million, six hundred seventy-two thousand, six hundred thirty-seven".