155105351 has 2 divisors, whose sum is σ = 155105352. Its totient is φ = 155105350.

The previous prime is 155105333. The next prime is 155105359. The reversal of 155105351 is 153501551.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 155105351 - 2⁶ = 155105287 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 155105351.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155105359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77552675 + 77552676.

It is an arithmetic number, because the mean of its divisors is an integer number (77552676).

Almost surely, 2^155105351 is an apocalyptic number.

155105351 is a deficient number, since it is larger than the sum of its proper divisors (1).

155105351 is an equidigital number, since it uses as much as digits as its factorization.

155105351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1875, while the sum is 26.

The square root of 155105351 is about 12454.1298772736. The cubic root of 155105351 is about 537.2902095285.

The spelling of 155105351 in words is "one hundred fifty-five million, one hundred five thousand, three hundred fifty-one".