4037972969 has 2 divisors, whose sum is σ = 4037972970. Its totient is φ = 4037972968.

The previous prime is 4037972947. The next prime is 4037972977. The reversal of 4037972969 is 9692797304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3874440025 + 163532944 = 62245^2 + 12788^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4037972969 is a prime.

It is a super-2 number, since 2×4037972969² = 32610451396749349922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4037972999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2018986484 + 2018986485.

It is an arithmetic number, because the mean of its divisors is an integer number (2018986485).

Almost surely, 2^4037972969 is an apocalyptic number.

It is an amenable number.

4037972969 is a deficient number, since it is larger than the sum of its proper divisors (1).

4037972969 is an equidigital number, since it uses as much as digits as its factorization.

4037972969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5143824, while the sum is 56.

The square root of 4037972969 is about 63545.0467699883. The cubic root of 4037972969 is about 1592.4084340525.

The spelling of 4037972969 in words is "four billion, thirty-seven million, nine hundred seventy-two thousand, nine hundred sixty-nine".