103453139 has 2 divisors, whose sum is σ = 103453140. Its totient is φ = 103453138.

The previous prime is 103453111. The next prime is 103453153. The reversal of 103453139 is 931354301.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103453139 is a prime.

It is not a weakly prime, because it can be changed into another prime (103453199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51726569 + 51726570.

It is an arithmetic number, because the mean of its divisors is an integer number (51726570).

Almost surely, 2^103453139 is an apocalyptic number.

103453139 is a deficient number, since it is larger than the sum of its proper divisors (1).

103453139 is an equidigital number, since it uses as much as digits as its factorization.

103453139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 103453139 is about 10171.1916214375. The cubic root of 103453139 is about 469.4412236740.

The spelling of 103453139 in words is "one hundred three million, four hundred fifty-three thousand, one hundred thirty-nine".