2537665043 has 2 divisors, whose sum is σ = 2537665044. Its totient is φ = 2537665042.

The previous prime is 2537665001. The next prime is 2537665057. The reversal of 2537665043 is 3405667352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2537665043 - 2⁶ = 2537664979 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2537665063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1268832521 + 1268832522.

It is an arithmetic number, because the mean of its divisors is an integer number (1268832522).

Almost surely, 2^2537665043 is an apocalyptic number.

2537665043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2537665043 is an equidigital number, since it uses as much as digits as its factorization.

2537665043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 41.

The square root of 2537665043 is about 50375.2423616999. The cubic root of 2537665043 is about 1363.9907728283.

The spelling of 2537665043 in words is "two billion, five hundred thirty-seven million, six hundred sixty-five thousand, forty-three".