155371 has 2 divisors, whose sum is σ = 155372. Its totient is φ = 155370.

The previous prime is 155333. The next prime is 155377. The reversal of 155371 is 173551.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 155371 - 2¹³ = 147179 is a prime.

It is not a weakly prime, because it can be changed into another prime (155377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77685 + 77686.

It is an arithmetic number, because the mean of its divisors is an integer number (77686).

2¹⁵⁵³⁷¹ is an apocalyptic number.

155371 is a deficient number, since it is larger than the sum of its proper divisors (1).

155371 is an equidigital number, since it uses as much as digits as its factorization.

155371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 525, while the sum is 22.

The square root of 155371 is about 394.1712825663. The cubic root of 155371 is about 53.7596773634.

Subtracting from 155371 its product of digits (525), we obtain a triangular number (154846 = T₅₅₆).

The spelling of 155371 in words is "one hundred fifty-five thousand, three hundred seventy-one".