901047899 has 2 divisors, whose sum is σ = 901047900. Its totient is φ = 901047898.

The previous prime is 901047877. The next prime is 901047907. The reversal of 901047899 is 998740109.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 901047899 - 2²⁴ = 884270683 is a prime.

It is not a weakly prime, because it can be changed into another prime (901047809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450523949 + 450523950.

It is an arithmetic number, because the mean of its divisors is an integer number (450523950).

Almost surely, 2^901047899 is an apocalyptic number.

901047899 is a deficient number, since it is larger than the sum of its proper divisors (1).

901047899 is an equidigital number, since it uses as much as digits as its factorization.

901047899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 47.

The square root of 901047899 is about 30017.4599025301. The cubic root of 901047899 is about 965.8639560683.

The spelling of 901047899 in words is "nine hundred one million, forty-seven thousand, eight hundred ninety-nine".