150519431 has 2 divisors, whose sum is σ = 150519432. Its totient is φ = 150519430.

The previous prime is 150519403. The next prime is 150519433. The reversal of 150519431 is 134915051.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150519431 is a prime.

It is a super-2 number, since 2×150519431² = 45312198217127522, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 150519433, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 150519394 and 150519403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150519433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75259715 + 75259716.

It is an arithmetic number, because the mean of its divisors is an integer number (75259716).

Almost surely, 2^150519431 is an apocalyptic number.

150519431 is a deficient number, since it is larger than the sum of its proper divisors (1).

150519431 is an equidigital number, since it uses as much as digits as its factorization.

150519431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 150519431 is about 12268.6360692621. The cubic root of 150519431 is about 531.9418866836.

The spelling of 150519431 in words is "one hundred fifty million, five hundred nineteen thousand, four hundred thirty-one".