150404731 has 2 divisors, whose sum is σ = 150404732. Its totient is φ = 150404730.

The previous prime is 150404713. The next prime is 150404743. The reversal of 150404731 is 137404051.

Together with previous prime (150404713) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 150404731 - 2⁵ = 150404699 is a prime.

It is a super-2 number, since 2×150404731² = 45243166214364722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 150404696 and 150404705.

It is not a weakly prime, because it can be changed into another prime (150404791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75202365 + 75202366.

It is an arithmetic number, because the mean of its divisors is an integer number (75202366).

Almost surely, 2^150404731 is an apocalyptic number.

150404731 is a deficient number, since it is larger than the sum of its proper divisors (1).

150404731 is an equidigital number, since it uses as much as digits as its factorization.

150404731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 150404731 is about 12263.9606571450. The cubic root of 150404731 is about 531.8067341685.

Adding to 150404731 its reverse (137404051), we get a palindrome (287808782).

The spelling of 150404731 in words is "one hundred fifty million, four hundred four thousand, seven hundred thirty-one".