9369121390 has 16 divisors (see below), whose sum is σ = 16884534240. Its totient is φ = 3743178400.

The previous prime is 9369121387. The next prime is 9369121397. The reversal of 9369121390 is 931219639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9369121397) 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, 549961 + ... + 566740.

It is an arithmetic number, because the mean of its divisors is an integer number (1055283390).

Almost surely, 2^9369121390 is an apocalyptic number.

9369121390 is a deficient number, since it is larger than the sum of its proper divisors (7515412850).

9369121390 is a wasteful number, since it uses less digits than its factorization.

9369121390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117547.

The product of its (nonzero) digits is 78732, while the sum is 43.

The square root of 9369121390 is about 96794.2218833335. The cubic root of 9369121390 is about 2108.1408411732.

The spelling of 9369121390 in words is "nine billion, three hundred sixty-nine million, one hundred twenty-one thousand, three hundred ninety".