1332505969 has 2 divisors, whose sum is σ = 1332505970. Its totient is φ = 1332505968.

The previous prime is 1332505921. The next prime is 1332505981. The reversal of 1332505969 is 9695052331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1331885025 + 620944 = 36495^2 + 788^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1332505969 is a prime.

It is a super-2 number, since 2×1332505969² = 3551144314841257922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1332505469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666252984 + 666252985.

It is an arithmetic number, because the mean of its divisors is an integer number (666252985).

Almost surely, 2^1332505969 is an apocalyptic number.

It is an amenable number.

1332505969 is a deficient number, since it is larger than the sum of its proper divisors (1).

1332505969 is an equidigital number, since it uses as much as digits as its factorization.

1332505969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 218700, while the sum is 43.

The square root of 1332505969 is about 36503.5062562489. The cubic root of 1332505969 is about 1100.4147111232.

The spelling of 1332505969 in words is "one billion, three hundred thirty-two million, five hundred five thousand, nine hundred sixty-nine".