1150621237973 has 2 divisors, whose sum is σ = 1150621237974. Its totient is φ = 1150621237972.

The previous prime is 1150621237967. The next prime is 1150621237993. The reversal of 1150621237973 is 3797321260511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 814322150404 + 336299087569 = 902398^2 + 579913^2 .

It is a cyclic number.

It is not a de Polignac number, because 1150621237973 - 2⁴ = 1150621237957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1150621237993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575310618986 + 575310618987.

It is an arithmetic number, because the mean of its divisors is an integer number (575310618987).

Almost surely, 2^{1150621237973} is an apocalyptic number.

It is an amenable number.

1150621237973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150621237973 is an equidigital number, since it uses as much as digits as its factorization.

1150621237973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 476280, while the sum is 47.

The spelling of 1150621237973 in words is "one trillion, one hundred fifty billion, six hundred twenty-one million, two hundred thirty-seven thousand, nine hundred seventy-three".