155350453 has 2 divisors, whose sum is σ = 155350454. Its totient is φ = 155350452.

The previous prime is 155350439. The next prime is 155350483. The reversal of 155350453 is 354053551.

155350453 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 can be written as a sum of positive squares in only one way, i.e., 100841764 + 54508689 = 10042^2 + 7383^2 .

It is a cyclic number.

It is not a de Polignac number, because 155350453 - 2¹³ = 155342261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155350483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77675226 + 77675227.

It is an arithmetic number, because the mean of its divisors is an integer number (77675227).

Almost surely, 2^155350453 is an apocalyptic number.

It is an amenable number.

155350453 is a deficient number, since it is larger than the sum of its proper divisors (1).

155350453 is an equidigital number, since it uses as much as digits as its factorization.

155350453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 155350453 is about 12463.9661825600. The cubic root of 155350453 is about 537.5730744709.

The spelling of 155350453 in words is "one hundred fifty-five million, three hundred fifty thousand, four hundred fifty-three".