1505465089 has 2 divisors, whose sum is σ = 1505465090. Its totient is φ = 1505465088.

The previous prime is 1505465051. The next prime is 1505465099. The reversal of 1505465089 is 9805645051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 920212225 + 585252864 = 30335^2 + 24192^2 .

It is a cyclic number.

It is not a de Polignac number, because 1505465089 - 2¹⁵ = 1505432321 is a prime.

It is not a weakly prime, because it can be changed into another prime (1505465029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 752732544 + 752732545.

It is an arithmetic number, because the mean of its divisors is an integer number (752732545).

Almost surely, 2^1505465089 is an apocalyptic number.

It is an amenable number.

1505465089 is a deficient number, since it is larger than the sum of its proper divisors (1).

1505465089 is an equidigital number, since it uses as much as digits as its factorization.

1505465089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216000, while the sum is 43.

The square root of 1505465089 is about 38800.3233105086. The cubic root of 1505465089 is about 1146.1027720890.

The spelling of 1505465089 in words is "one billion, five hundred five million, four hundred sixty-five thousand, eighty-nine".