11973061511371 has 8 divisors (see below), whose sum is σ = 12700119327840. Its totient is φ = 11248532592768.

The previous prime is 11973061511347. The next prime is 11973061511431. The reversal of 11973061511371 is 17311516037911.

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 11973061511371 - 2⁹ = 11973061510859 is a prime.

It is a super-2 number, since 2×11973061511371² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11973061511321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 632214711 + ... + 632233648.

It is an arithmetic number, because the mean of its divisors is an integer number (1587514915980).

Almost surely, 2^{11973061511371} is an apocalyptic number.

11973061511371 is a deficient number, since it is larger than the sum of its proper divisors (727057816469).

11973061511371 is a wasteful number, since it uses less digits than its factorization.

11973061511371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264448933.

The product of its (nonzero) digits is 119070, while the sum is 46.

The spelling of 11973061511371 in words is "eleven trillion, nine hundred seventy-three billion, sixty-one million, five hundred eleven thousand, three hundred seventy-one".