152197427 has 2 divisors, whose sum is σ = 152197428. Its totient is φ = 152197426.

The previous prime is 152197411. The next prime is 152197433. The reversal of 152197427 is 724791251.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 152197427 - 2⁴ = 152197411 is a prime.

It is a Chen prime.

It is equal to p_8560847 and since 152197427 and 8560847 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (152197477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76098713 + 76098714.

It is an arithmetic number, because the mean of its divisors is an integer number (76098714).

Almost surely, 2^152197427 is an apocalyptic number.

152197427 is a deficient number, since it is larger than the sum of its proper divisors (1).

152197427 is an equidigital number, since it uses as much as digits as its factorization.

152197427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35280, while the sum is 38.

The square root of 152197427 is about 12336.8321298460. The cubic root of 152197427 is about 533.9112887840.

The spelling of 152197427 in words is "one hundred fifty-two million, one hundred ninety-seven thousand, four hundred twenty-seven".