2154016454 has 8 divisors (see below), whose sum is σ = 3236402568. Its totient is φ = 1075215600.

The previous prime is 2154016429. The next prime is 2154016477. The reversal of 2154016454 is 4546104512.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2154016454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 894812 + ... + 897215.

It is an arithmetic number, because the mean of its divisors is an integer number (404550321).

Almost surely, 2^2154016454 is an apocalyptic number.

2154016454 is a deficient number, since it is larger than the sum of its proper divisors (1082386114).

2154016454 is a wasteful number, since it uses less digits than its factorization.

2154016454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1792630.

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 2154016454 is about 46411.3828063763. The cubic root of 2154016454 is about 1291.4660843015.

The spelling of 2154016454 in words is "two billion, one hundred fifty-four million, sixteen thousand, four hundred fifty-four".