151007531 has 2 divisors, whose sum is σ = 151007532. Its totient is φ = 151007530.

The previous prime is 151007509. The next prime is 151007539. The reversal of 151007531 is 135700151.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 151007531 - 2¹⁰ = 151006507 is a prime.

It is a super-2 number, since 2×151007531² = 45606548837431922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 151007497 and 151007506.

It is not a weakly prime, because it can be changed into another prime (151007539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75503765 + 75503766.

It is an arithmetic number, because the mean of its divisors is an integer number (75503766).

Almost surely, 2^151007531 is an apocalyptic number.

151007531 is a deficient number, since it is larger than the sum of its proper divisors (1).

151007531 is an equidigital number, since it uses as much as digits as its factorization.

151007531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 525, while the sum is 23.

The square root of 151007531 is about 12288.5121556680. The cubic root of 151007531 is about 532.5162548029.

Adding to 151007531 its reverse (135700151), we get a palindrome (286707682).

The spelling of 151007531 in words is "one hundred fifty-one million, seven thousand, five hundred thirty-one".