2086531903 has 2 divisors, whose sum is σ = 2086531904. Its totient is φ = 2086531902.

The previous prime is 2086531841. The next prime is 2086531921. The reversal of 2086531903 is 3091356802.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2086531903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2086534903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1043265951 + 1043265952.

It is an arithmetic number, because the mean of its divisors is an integer number (1043265952).

Almost surely, 2^2086531903 is an apocalyptic number.

2086531903 is a deficient number, since it is larger than the sum of its proper divisors (1).

2086531903 is an equidigital number, since it uses as much as digits as its factorization.

2086531903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 2086531903 is about 45678.5715954429. The cubic root of 2086531903 is about 1277.8356781960.

The spelling of 2086531903 in words is "two billion, eighty-six million, five hundred thirty-one thousand, nine hundred three".