105139351 has 2 divisors, whose sum is σ = 105139352. Its totient is φ = 105139350.

The previous prime is 105139327. The next prime is 105139399. The reversal of 105139351 is 153931501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105139351 - 2⁵ = 105139319 is a prime.

It is a super-2 number, since 2×105139351² = 22108566257402402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105139301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52569675 + 52569676.

It is an arithmetic number, because the mean of its divisors is an integer number (52569676).

Almost surely, 2^105139351 is an apocalyptic number.

105139351 is a deficient number, since it is larger than the sum of its proper divisors (1).

105139351 is an equidigital number, since it uses as much as digits as its factorization.

105139351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2025, while the sum is 28.

The square root of 105139351 is about 10253.7481439715. The cubic root of 105139351 is about 471.9780090659.

The spelling of 105139351 in words is "one hundred five million, one hundred thirty-nine thousand, three hundred fifty-one".