1611453468 has 24 divisors (see below), whose sum is σ = 3840060672. Its totient is φ = 525722224.

The previous prime is 1611453433. The next prime is 1611453523. The reversal of 1611453468 is 8643541161.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1428030 + ... + 1429157.

It is an arithmetic number, because the mean of its divisors is an integer number (160002528).

Almost surely, 2^1611453468 is an apocalyptic number.

It is an amenable number.

1611453468 is an abundant number, since it is smaller than the sum of its proper divisors (2228607204).

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

1611453468 is a wasteful number, since it uses less digits than its factorization.

1611453468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857241 (or 2857239 counting only the distinct ones).

The product of its digits is 69120, while the sum is 39.

The square root of 1611453468 is about 40142.9130482580. The cubic root of 1611453468 is about 1172.3913075974.

The spelling of 1611453468 in words is "one billion, six hundred eleven million, four hundred fifty-three thousand, four hundred sixty-eight".