1153043537 has 2 divisors, whose sum is σ = 1153043538. Its totient is φ = 1153043536.

The previous prime is 1153043467. The next prime is 1153043539. The reversal of 1153043537 is 7353403511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1095874816 + 57168721 = 33104^2 + 7561^2 .

It is an emirp because it is prime and its reverse (7353403511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1153043537 - 2³⁰ = 79301713 is a prime.

Together with 1153043539, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1153043539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576521768 + 576521769.

It is an arithmetic number, because the mean of its divisors is an integer number (576521769).

Almost surely, 2^1153043537 is an apocalyptic number.

It is an amenable number.

1153043537 is a deficient number, since it is larger than the sum of its proper divisors (1).

1153043537 is an equidigital number, since it uses as much as digits as its factorization.

1153043537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900, while the sum is 32.

The square root of 1153043537 is about 33956.4947690423. The cubic root of 1153043537 is about 1048.6129946331.

The spelling of 1153043537 in words is "one billion, one hundred fifty-three million, forty-three thousand, five hundred thirty-seven".