3997144051 has 2 divisors, whose sum is σ = 3997144052. Its totient is φ = 3997144050.

The previous prime is 3997144031. The next prime is 3997144111. The reversal of 3997144051 is 1504417993.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3997144051 - 2²⁹ = 3460273139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3997143989 and 3997144007.

It is not a weakly prime, because it can be changed into another prime (3997144031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1998572025 + 1998572026.

It is an arithmetic number, because the mean of its divisors is an integer number (1998572026).

Almost surely, 2^3997144051 is an apocalyptic number.

3997144051 is a deficient number, since it is larger than the sum of its proper divisors (1).

3997144051 is an equidigital number, since it uses as much as digits as its factorization.

3997144051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 3997144051 is about 63222.9709124777. The cubic root of 3997144051 is about 1587.0231673151.

The spelling of 3997144051 in words is "three billion, nine hundred ninety-seven million, one hundred forty-four thousand, fifty-one".