2397145621331 has 8 divisors (see below), whose sum is σ = 2481823594800. Its totient is φ = 2312602166560.

The previous prime is 2397145621319. The next prime is 2397145621357. The reversal of 2397145621331 is 1331265417932.

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 2397145621331 - 2²⁶ = 2397078512467 is a prime.

It is a super-2 number, since 2×2397145621331² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2397145621391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33593405 + ... + 33664686.

It is an arithmetic number, because the mean of its divisors is an integer number (310227949350).

Almost surely, 2^{2397145621331} is an apocalyptic number.

2397145621331 is a deficient number, since it is larger than the sum of its proper divisors (84677973469).

2397145621331 is a wasteful number, since it uses less digits than its factorization.

2397145621331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67259349.

The product of its digits is 816480, while the sum is 47.

The spelling of 2397145621331 in words is "two trillion, three hundred ninety-seven billion, one hundred forty-five million, six hundred twenty-one thousand, three hundred thirty-one".