1145652331 has 2 divisors, whose sum is σ = 1145652332. Its totient is φ = 1145652330.

The previous prime is 1145652289. The next prime is 1145652359. The reversal of 1145652331 is 1332565411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1145652331 - 2¹³ = 1145644139 is a prime.

It is a super-2 number, since 2×1145652331² = 2625038527051467122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1145652293 and 1145652302.

It is not a weakly prime, because it can be changed into another prime (1145652371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572826165 + 572826166.

It is an arithmetic number, because the mean of its divisors is an integer number (572826166).

Almost surely, 2^1145652331 is an apocalyptic number.

1145652331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1145652331 is an equidigital number, since it uses as much as digits as its factorization.

1145652331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 31.

The square root of 1145652331 is about 33847.4863320749. The cubic root of 1145652331 is about 1046.3675938466.

The spelling of 1145652331 in words is "one billion, one hundred forty-five million, six hundred fifty-two thousand, three hundred thirty-one".