1475133720 has 128 divisors (see below), whose sum is σ = 4653720000. Its totient is φ = 373524480.

The previous prime is 1475133713. The next prime is 1475133731. The reversal of 1475133720 is 273315741.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 208806 + ... + 215754.

Almost surely, 2^1475133720 is an apocalyptic number.

1475133720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1475133720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2326860000).

1475133720 is an abundant number, since it is smaller than the sum of its proper divisors (3178586280).

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

1475133720 is a wasteful number, since it uses less digits than its factorization.

1475133720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7053 (or 7049 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 1475133720 is about 38407.4695860063. The cubic root of 1475133720 is about 1138.3534555433.

The spelling of 1475133720 in words is "one billion, four hundred seventy-five million, one hundred thirty-three thousand, seven hundred twenty".