403155413 has 2 divisors, whose sum is σ = 403155414. Its totient is φ = 403155412.

The previous prime is 403155383. The next prime is 403155427. The reversal of 403155413 is 314551304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 390181009 + 12974404 = 19753^2 + 3602^2 .

It is a cyclic number.

It is not a de Polignac number, because 403155413 - 2⁸ = 403155157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403155443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201577706 + 201577707.

It is an arithmetic number, because the mean of its divisors is an integer number (201577707).

Almost surely, 2^403155413 is an apocalyptic number.

It is an amenable number.

403155413 is a deficient number, since it is larger than the sum of its proper divisors (1).

403155413 is an equidigital number, since it uses as much as digits as its factorization.

403155413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 403155413 is about 20078.7303632476. The cubic root of 403155413 is about 738.7386675655.

The spelling of 403155413 in words is "four hundred three million, one hundred fifty-five thousand, four hundred thirteen".