401204087 has 2 divisors, whose sum is σ = 401204088. Its totient is φ = 401204086.

The previous prime is 401204003. The next prime is 401204101. The reversal of 401204087 is 780402104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401204087 - 2²² = 397009783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401206087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200602043 + 200602044.

It is an arithmetic number, because the mean of its divisors is an integer number (200602044).

Almost surely, 2^401204087 is an apocalyptic number.

401204087 is a deficient number, since it is larger than the sum of its proper divisors (1).

401204087 is an equidigital number, since it uses as much as digits as its factorization.

401204087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 401204087 is about 20030.0795555085. The cubic root of 401204087 is about 737.5448748717.

The spelling of 401204087 in words is "four hundred one million, two hundred four thousand, eighty-seven".