901678403 has 2 divisors, whose sum is σ = 901678404. Its totient is φ = 901678402.

The previous prime is 901678399. The next prime is 901678447. The reversal of 901678403 is 304876109.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 901678403 - 2² = 901678399 is a prime.

It is not a weakly prime, because it can be changed into another prime (901678703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450839201 + 450839202.

It is an arithmetic number, because the mean of its divisors is an integer number (450839202).

Almost surely, 2^901678403 is an apocalyptic number.

901678403 is a deficient number, since it is larger than the sum of its proper divisors (1).

901678403 is an equidigital number, since it uses as much as digits as its factorization.

901678403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 901678403 is about 30027.9603536437. The cubic root of 901678403 is about 966.0891897840.

The spelling of 901678403 in words is "nine hundred one million, six hundred seventy-eight thousand, four hundred three".