151471 has 2 divisors, whose sum is σ = 151472. Its totient is φ = 151470.

The previous prime is 151451. The next prime is 151477. The reversal of 151471 is 174151.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 151471 - 2⁷ = 151343 is a prime.

It is a super-3 number, since 3×151471³ = 10425808234380333, which contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75735 + 75736.

It is an arithmetic number, because the mean of its divisors is an integer number (75736).

2¹⁵¹⁴⁷¹ is an apocalyptic number.

151471 is a deficient number, since it is larger than the sum of its proper divisors (1).

151471 is an equidigital number, since it uses as much as digits as its factorization.

151471 is an evil number, because the sum of its binary digits is even.

The product of its digits is 140, while the sum is 19.

The square root of 151471 is about 389.1927543005. The cubic root of 151471 is about 53.3060494127.

The spelling of 151471 in words is "one hundred fifty-one thousand, four hundred seventy-one".