103402939 has 2 divisors, whose sum is σ = 103402940. Its totient is φ = 103402938.

The previous prime is 103402933. The next prime is 103402969. The reversal of 103402939 is 939204301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103402939 - 2³ = 103402931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 103402939.

It is not a weakly prime, because it can be changed into another prime (103402931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51701469 + 51701470.

It is an arithmetic number, because the mean of its divisors is an integer number (51701470).

Almost surely, 2^103402939 is an apocalyptic number.

103402939 is a deficient number, since it is larger than the sum of its proper divisors (1).

103402939 is an equidigital number, since it uses as much as digits as its factorization.

103402939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 103402939 is about 10168.7235678821. The cubic root of 103402939 is about 469.3652802326.

The spelling of 103402939 in words is "one hundred three million, four hundred two thousand, nine hundred thirty-nine".