1083755628 has 18 divisors (see below), whose sum is σ = 2739493484. Its totient is φ = 361251864.

The previous prime is 1083755623. The next prime is 1083755639. The reversal of 1083755628 is 8265573801.

1083755628 is a `hidden beast` number, since 1 + 0 + 83 + 7 + 5 + 562 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×1083755628² = 2349052522443348768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1083755623) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15052126 + ... + 15052197.

Almost surely, 2^1083755628 is an apocalyptic number.

1083755628 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1083755628 is an abundant number, since it is smaller than the sum of its proper divisors (1655737856).

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

1083755628 is a wasteful number, since it uses less digits than its factorization.

1083755628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30104333 (or 30104328 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The square root of 1083755628 is about 32920.4439216727. The cubic root of 1083755628 is about 1027.1734576038.

It can be divided in two parts, 108375 and 5628, that added together give a triangular number (114003 = T₄₇₇).

The spelling of 1083755628 in words is "one billion, eighty-three million, seven hundred fifty-five thousand, six hundred twenty-eight".