1150553329 has 2 divisors, whose sum is σ = 1150553330. Its totient is φ = 1150553328.

The previous prime is 1150553323. The next prime is 1150553351. The reversal of 1150553329 is 9233550511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1103767729 + 46785600 = 33223^2 + 6840^2 .

It is a cyclic number.

It is not a de Polignac number, because 1150553329 - 2⁵ = 1150553297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1150553294 and 1150553303.

It is not a weakly prime, because it can be changed into another prime (1150553323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575276664 + 575276665.

It is an arithmetic number, because the mean of its divisors is an integer number (575276665).

Almost surely, 2^1150553329 is an apocalyptic number.

It is an amenable number.

1150553329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150553329 is an equidigital number, since it uses as much as digits as its factorization.

1150553329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20250, while the sum is 34.

The square root of 1150553329 is about 33919.8073255141. The cubic root of 1150553329 is about 1047.8575601454.

The spelling of 1150553329 in words is "one billion, one hundred fifty million, five hundred fifty-three thousand, three hundred twenty-nine".