150195391387 has 2 divisors, whose sum is σ = 150195391388. Its totient is φ = 150195391386.

The previous prime is 150195391373. The next prime is 150195391399. The reversal of 150195391387 is 783193591051.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 150195391387 - 2¹⁵ = 150195358619 is a prime.

It is a super-2 number, since 2×150195391387² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (150195391987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75097695693 + 75097695694.

It is an arithmetic number, because the mean of its divisors is an integer number (75097695694).

Almost surely, 2^150195391387 is an apocalyptic number.

150195391387 is a deficient number, since it is larger than the sum of its proper divisors (1).

150195391387 is an equidigital number, since it uses as much as digits as its factorization.

150195391387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1020600, while the sum is 52.

The spelling of 150195391387 in words is "one hundred fifty billion, one hundred ninety-five million, three hundred ninety-one thousand, three hundred eighty-seven".