1455253022 has 8 divisors (see below), whose sum is σ = 2186871816. Its totient is φ = 726295752.

The previous prime is 1455253021. The next prime is 1455253039. The reversal of 1455253022 is 2203525541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1455253022² = 4235522716080264968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1455253021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 664013 + ... + 666200.

It is an arithmetic number, because the mean of its divisors is an integer number (273358977).

Almost surely, 2^1455253022 is an apocalyptic number.

1455253022 is a deficient number, since it is larger than the sum of its proper divisors (731618794).

1455253022 is a wasteful number, since it uses less digits than its factorization.

1455253022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330762.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 1455253022 is about 38147.7787295669. The cubic root of 1455253022 is about 1133.2163623416.

Adding to 1455253022 its reverse (2203525541), we get a palindrome (3658778563).

The spelling of 1455253022 in words is "one billion, four hundred fifty-five million, two hundred fifty-three thousand, twenty-two".