909145914043 has 2 divisors, whose sum is σ = 909145914044. Its totient is φ = 909145914042.

The previous prime is 909145914029. The next prime is 909145914071. The reversal of 909145914043 is 340419541909.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 909145914043 - 2¹³ = 909145905851 is a prime.

It is not a weakly prime, because it can be changed into another prime (909145914013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 454572957021 + 454572957022.

It is an arithmetic number, because the mean of its divisors is an integer number (454572957022).

Almost surely, 2^909145914043 is an apocalyptic number.

909145914043 is a deficient number, since it is larger than the sum of its proper divisors (1).

909145914043 is an equidigital number, since it uses as much as digits as its factorization.

909145914043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 699840, while the sum is 49.

The spelling of 909145914043 in words is "nine hundred nine billion, one hundred forty-five million, nine hundred fourteen thousand, forty-three".