43372074971 has 2 divisors, whose sum is σ = 43372074972. Its totient is φ = 43372074970.

The previous prime is 43372074943. The next prime is 43372074989. The reversal of 43372074971 is 17947027334.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43372074971 - 2¹⁰ = 43372073947 is a prime.

It is a super-2 number, since 2×43372074971² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (43372074071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21686037485 + 21686037486.

It is an arithmetic number, because the mean of its divisors is an integer number (21686037486).

Almost surely, 2^43372074971 is an apocalyptic number.

43372074971 is a deficient number, since it is larger than the sum of its proper divisors (1).

43372074971 is an equidigital number, since it uses as much as digits as its factorization.

43372074971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 889056, while the sum is 47.

The spelling of 43372074971 in words is "forty-three billion, three hundred seventy-two million, seventy-four thousand, nine hundred seventy-one".