121536316037 has 8 divisors (see below), whose sum is σ = 128688569856. Its totient is φ = 114384402112.

The previous prime is 121536315991. The next prime is 121536316049. The reversal of 121536316037 is 730613635121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121536316037 - 2¹⁰ = 121536315013 is a prime.

It is a super-2 number, since 2×121536316037² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121536316087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1255658 + ... + 1348980.

It is an arithmetic number, because the mean of its divisors is an integer number (16086071232).

Almost surely, 2^121536316037 is an apocalyptic number.

121536316037 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

121536316037 is a deficient number, since it is larger than the sum of its proper divisors (7152253819).

121536316037 is an equidigital number, since it uses as much as digits as its factorization.

121536316037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169947.

The product of its (nonzero) digits is 68040, while the sum is 38.

The spelling of 121536316037 in words is "one hundred twenty-one billion, five hundred thirty-six million, three hundred sixteen thousand, thirty-seven".