2901995531 has 2 divisors, whose sum is σ = 2901995532. Its totient is φ = 2901995530.

The previous prime is 2901995497. The next prime is 2901995561. The reversal of 2901995531 is 1355991092.

2901995531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2901995531 is a prime.

It is a super-2 number, since 2×2901995531² = 16843156123887943922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2901995561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1450997765 + 1450997766.

It is an arithmetic number, because the mean of its divisors is an integer number (1450997766).

Almost surely, 2^2901995531 is an apocalyptic number.

2901995531 is a deficient number, since it is larger than the sum of its proper divisors (1).

2901995531 is an equidigital number, since it uses as much as digits as its factorization.

2901995531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 109350, while the sum is 44.

The square root of 2901995531 is about 53870.1729252840. The cubic root of 2901995531 is about 1426.3701656288.

The spelling of 2901995531 in words is "two billion, nine hundred one million, nine hundred ninety-five thousand, five hundred thirty-one".