150734561987 has 2 divisors, whose sum is σ = 150734561988. Its totient is φ = 150734561986.

The previous prime is 150734561983. The next prime is 150734562047. The reversal of 150734561987 is 789165437051.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 150734561987 - 2² = 150734561983 is a prime.

It is not a weakly prime, because it can be changed into another prime (150734561983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75367280993 + 75367280994.

It is an arithmetic number, because the mean of its divisors is an integer number (75367280994).

Almost surely, 2^150734561987 is an apocalyptic number.

150734561987 is a deficient number, since it is larger than the sum of its proper divisors (1).

150734561987 is an equidigital number, since it uses as much as digits as its factorization.

150734561987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6350400, while the sum is 56.

The spelling of 150734561987 in words is "one hundred fifty billion, seven hundred thirty-four million, five hundred sixty-one thousand, nine hundred eighty-seven".