151113031 has 2 divisors, whose sum is σ = 151113032. Its totient is φ = 151113030.

The previous prime is 151113029. The next prime is 151113049. The reversal of 151113031 is 130311151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 151113031 - 2¹ = 151113029 is a prime.

It is a super-2 number, since 2×151113031² = 45670296276013922, which contains 22 as substring.

Together with 151113029, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 151112996 and 151113014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151113071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75556515 + 75556516.

It is an arithmetic number, because the mean of its divisors is an integer number (75556516).

Almost surely, 2^151113031 is an apocalyptic number.

151113031 is a deficient number, since it is larger than the sum of its proper divisors (1).

151113031 is an equidigital number, since it uses as much as digits as its factorization.

151113031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45, while the sum is 16.

The square root of 151113031 is about 12292.8040332546. The cubic root of 151113031 is about 532.6402384353.

Adding to 151113031 its reverse (130311151), we get a palindrome (281424182).

The spelling of 151113031 in words is "one hundred fifty-one million, one hundred thirteen thousand, thirty-one".