1152972701 has 2 divisors, whose sum is σ = 1152972702. Its totient is φ = 1152972700.

The previous prime is 1152972673. The next prime is 1152972703. The reversal of 1152972701 is 1072792511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 796707076 + 356265625 = 28226^2 + 18875^2 .

It is a cyclic number.

It is not a de Polignac number, because 1152972701 - 2⁶ = 1152972637 is a prime.

It is a super-3 number, since 3×1152972701³ (a number of 28 digits) contains 333 as substring.

It is a Sophie Germain prime.

Together with 1152972703, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1152972703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576486350 + 576486351.

It is an arithmetic number, because the mean of its divisors is an integer number (576486351).

Almost surely, 2^1152972701 is an apocalyptic number.

It is an amenable number.

1152972701 is a deficient number, since it is larger than the sum of its proper divisors (1).

1152972701 is an equidigital number, since it uses as much as digits as its factorization.

1152972701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8820, while the sum is 35.

The square root of 1152972701 is about 33955.4517125012. The cubic root of 1152972701 is about 1048.5915207197.

The spelling of 1152972701 in words is "one billion, one hundred fifty-two million, nine hundred seventy-two thousand, seven hundred one".