1145153309 has 2 divisors, whose sum is σ = 1145153310. Its totient is φ = 1145153308.

The previous prime is 1145153291. The next prime is 1145153327. The reversal of 1145153309 is 9033515411.

It is a balanced prime because it is at equal distance from previous prime (1145153291) and next prime (1145153327).

It can be written as a sum of positive squares in only one way, i.e., 932080900 + 213072409 = 30530^2 + 14597^2 .

It is a cyclic number.

It is not a de Polignac number, because 1145153309 - 2¹⁶ = 1145087773 is a prime.

It is a super-2 number, since 2×1145153309² = 2622752202227298962, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1145153369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572576654 + 572576655.

It is an arithmetic number, because the mean of its divisors is an integer number (572576655).

Almost surely, 2^1145153309 is an apocalyptic number.

It is an amenable number.

1145153309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1145153309 is an equidigital number, since it uses as much as digits as its factorization.

1145153309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 1145153309 is about 33840.1139034726. The cubic root of 1145153309 is about 1046.2156465622.

The spelling of 1145153309 in words is "one billion, one hundred forty-five million, one hundred fifty-three thousand, three hundred nine".