155501083 has 2 divisors, whose sum is σ = 155501084. Its totient is φ = 155501082.

The previous prime is 155501063. The next prime is 155501113. The reversal of 155501083 is 380105551.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 155501083 - 2²⁵ = 121946651 is a prime.

It is not a weakly prime, because it can be changed into another prime (155501033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77750541 + 77750542.

It is an arithmetic number, because the mean of its divisors is an integer number (77750542).

Almost surely, 2^155501083 is an apocalyptic number.

155501083 is a deficient number, since it is larger than the sum of its proper divisors (1).

155501083 is an equidigital number, since it uses as much as digits as its factorization.

155501083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3000, while the sum is 28.

The square root of 155501083 is about 12470.0073376081. The cubic root of 155501083 is about 537.7467645017.

The spelling of 155501083 in words is "one hundred fifty-five million, five hundred one thousand, eighty-three".