121936753 has 4 divisors (see below), whose sum is σ = 124531200. Its totient is φ = 119342308.

The previous prime is 121936751. The next prime is 121936799. The reversal of 121936753 is 357639121.

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 121936753 - 2¹ = 121936751 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121936751) 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, 1297153 + ... + 1297246.

It is an arithmetic number, because the mean of its divisors is an integer number (31132800).

Almost surely, 2^121936753 is an apocalyptic number.

It is an amenable number.

121936753 is a deficient number, since it is larger than the sum of its proper divisors (2594447).

121936753 is an equidigital number, since it uses as much as digits as its factorization.

121936753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2594446.

The product of its digits is 34020, while the sum is 37.

The square root of 121936753 is about 11042.4975888610. The cubic root of 121936753 is about 495.8818453927.

The spelling of 121936753 in words is "one hundred twenty-one million, nine hundred thirty-six thousand, seven hundred fifty-three".