150970191973 has 2 divisors, whose sum is σ = 150970191974. Its totient is φ = 150970191972.

The previous prime is 150970191941. The next prime is 150970192003. The reversal of 150970191973 is 379191079051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 145223490724 + 5746701249 = 381082^2 + 75807^2 .

It is a cyclic number.

It is not a de Polignac number, because 150970191973 - 2⁵ = 150970191941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 150970191973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150970191173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75485095986 + 75485095987.

It is an arithmetic number, because the mean of its divisors is an integer number (75485095987).

Almost surely, 2^150970191973 is an apocalyptic number.

It is an amenable number.

150970191973 is a deficient number, since it is larger than the sum of its proper divisors (1).

150970191973 is an equidigital number, since it uses as much as digits as its factorization.

150970191973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 535815, while the sum is 52.

The spelling of 150970191973 in words is "one hundred fifty billion, nine hundred seventy million, one hundred ninety-one thousand, nine hundred seventy-three".