155482045097 has 2 divisors, whose sum is σ = 155482045098. Its totient is φ = 155482045096.

The previous prime is 155482045073. The next prime is 155482045153. The reversal of 155482045097 is 790540284551.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118889798416 + 36592246681 = 344804^2 + 191291^2 .

It is an emirp because it is prime and its reverse (790540284551) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 155482045097 - 2²⁶ = 155414936233 is a prime.

It is not a weakly prime, because it can be changed into another prime (155482042097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77741022548 + 77741022549.

It is an arithmetic number, because the mean of its divisors is an integer number (77741022549).

Almost surely, 2^155482045097 is an apocalyptic number.

It is an amenable number.

155482045097 is a deficient number, since it is larger than the sum of its proper divisors (1).

155482045097 is an equidigital number, since it uses as much as digits as its factorization.

155482045097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016000, while the sum is 50.

The spelling of 155482045097 in words is "one hundred fifty-five billion, four hundred eighty-two million, forty-five thousand, ninety-seven".