1600401054 has 24 divisors (see below), whose sum is σ = 3723382728. Its totient is φ = 457257360.

The previous prime is 1600401053. The next prime is 1600401059. The reversal of 1600401054 is 4501040061.

It is a super-2 number, since 2×1600401054² = 5122567067288621832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 1600401054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1600401053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2721477 + ... + 2722064.

It is an arithmetic number, because the mean of its divisors is an integer number (155140947).

Almost surely, 2^1600401054 is an apocalyptic number.

1600401054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1600401054 is an abundant number, since it is smaller than the sum of its proper divisors (2122981674).

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

1600401054 is a wasteful number, since it uses less digits than its factorization.

1600401054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5443560 (or 5443553 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1600401054 is about 40005.0128608903. The cubic root of 1600401054 is about 1169.7048112053.

The spelling of 1600401054 in words is "one billion, six hundred million, four hundred one thousand, fifty-four".