155364023 has 2 divisors, whose sum is σ = 155364024. Its totient is φ = 155364022.

The previous prime is 155364019. The next prime is 155364043. The reversal of 155364023 is 320463551.

155364023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (320463551) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 155364023 - 2² = 155364019 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155364043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77682011 + 77682012.

It is an arithmetic number, because the mean of its divisors is an integer number (77682012).

Almost surely, 2^155364023 is an apocalyptic number.

155364023 is a deficient number, since it is larger than the sum of its proper divisors (1).

155364023 is an equidigital number, since it uses as much as digits as its factorization.

155364023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 155364023 is about 12464.5105399290. The cubic root of 155364023 is about 537.5887265103.

The spelling of 155364023 in words is "one hundred fifty-five million, three hundred sixty-four thousand, twenty-three".