903872479 has 2 divisors, whose sum is σ = 903872480. Its totient is φ = 903872478.

The previous prime is 903872399. The next prime is 903872491. The reversal of 903872479 is 974278309.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 903872479 - 2⁹ = 903871967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (903870479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 451936239 + 451936240.

It is an arithmetic number, because the mean of its divisors is an integer number (451936240).

Almost surely, 2^903872479 is an apocalyptic number.

903872479 is a deficient number, since it is larger than the sum of its proper divisors (1).

903872479 is an equidigital number, since it uses as much as digits as its factorization.

903872479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 49.

The square root of 903872479 is about 30064.4720392692. The cubic root of 903872479 is about 966.8721578335.

The spelling of 903872479 in words is "nine hundred three million, eight hundred seventy-two thousand, four hundred seventy-nine".