1452252505 has 16 divisors (see below), whose sum is σ = 1962459648. Its totient is φ = 1022112000.

The previous prime is 1452252469. The next prime is 1452252511. The reversal of 1452252505 is 5052522541.

It is a happy number.

It is not a de Polignac number, because 1452252505 - 2¹⁵ = 1452219737 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 424176 + ... + 427585.

It is an arithmetic number, because the mean of its divisors is an integer number (122653728).

Almost surely, 2^1452252505 is an apocalyptic number.

It is an amenable number.

1452252505 is a deficient number, since it is larger than the sum of its proper divisors (510207143).

1452252505 is a wasteful number, since it uses less digits than its factorization.

1452252505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851808.

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 1452252505 is about 38108.4308913395. The cubic root of 1452252505 is about 1132.4369848000.

The spelling of 1452252505 in words is "one billion, four hundred fifty-two million, two hundred fifty-two thousand, five hundred five".