1154454522 has 16 divisors (see below), whose sum is σ = 2486517600. Its totient is φ = 355216752.

The previous prime is 1154454517. The next prime is 1154454551. The reversal of 1154454522 is 2254544511.

It is a happy number.

It is a super-3 number, since 3×1154454522³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7400272 + ... + 7400427.

It is an arithmetic number, because the mean of its divisors is an integer number (155407350).

Almost surely, 2^1154454522 is an apocalyptic number.

1154454522 is an abundant number, since it is smaller than the sum of its proper divisors (1332063078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1154454522 is a wasteful number, since it uses less digits than its factorization.

1154454522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14800717.

The product of its digits is 32000, while the sum is 33.

The square root of 1154454522 is about 33977.2647810267. The cubic root of 1154454522 is about 1049.0405512248.

It can be divided in two parts, 11544 and 54522, that added together give a palindrome (66066).

The spelling of 1154454522 in words is "one billion, one hundred fifty-four million, four hundred fifty-four thousand, five hundred twenty-two".