402112603 has 2 divisors, whose sum is σ = 402112604. Its totient is φ = 402112602.

The previous prime is 402112531. The next prime is 402112609. The reversal of 402112603 is 306211204.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402112603 is a prime.

It is not a weakly prime, because it can be changed into another prime (402112609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201056301 + 201056302.

It is an arithmetic number, because the mean of its divisors is an integer number (201056302).

Almost surely, 2^402112603 is an apocalyptic number.

402112603 is a deficient number, since it is larger than the sum of its proper divisors (1).

402112603 is an equidigital number, since it uses as much as digits as its factorization.

402112603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 402112603 is about 20052.7455227458. The cubic root of 402112603 is about 738.1011721032.

Adding to 402112603 its reverse (306211204), we get a palindrome (708323807).

The spelling of 402112603 in words is "four hundred two million, one hundred twelve thousand, six hundred three".