1354390128 has 120 divisors (see below), whose sum is σ = 4665166688. Its totient is φ = 357198336.

The previous prime is 1354390111. The next prime is 1354390133. The reversal of 1354390128 is 8210934531.

1354390128 is a `hidden beast` number, since 1 + 3 + 543 + 90 + 1 + 28 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1354390092 and 1354390101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38575 + ... + 64782.

Almost surely, 2^1354390128 is an apocalyptic number.

1354390128 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1354390128 is an abundant number, since it is smaller than the sum of its proper divisors (3310776560).

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

1354390128 is a wasteful number, since it uses less digits than its factorization.

1354390128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103391 (or 103382 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 1354390128 is about 36802.0397260804. The cubic root of 1354390128 is about 1106.4061806880.

The spelling of 1354390128 in words is "one billion, three hundred fifty-four million, three hundred ninety thousand, one hundred twenty-eight".