2037400891 has 2 divisors, whose sum is σ = 2037400892. Its totient is φ = 2037400890.

The previous prime is 2037400847. The next prime is 2037400919. The reversal of 2037400891 is 1980047302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2037400891 - 2¹¹ = 2037398843 is a prime.

It is not a weakly prime, because it can be changed into another prime (2037400811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1018700445 + 1018700446.

It is an arithmetic number, because the mean of its divisors is an integer number (1018700446).

Almost surely, 2^2037400891 is an apocalyptic number.

2037400891 is a deficient number, since it is larger than the sum of its proper divisors (1).

2037400891 is an equidigital number, since it uses as much as digits as its factorization.

2037400891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 2037400891 is about 45137.5773718528. The cubic root of 2037400891 is about 1267.7262913599.

The spelling of 2037400891 in words is "two billion, thirty-seven million, four hundred thousand, eight hundred ninety-one".