1375453290 has 32 divisors (see below), whose sum is σ = 3308014080. Its totient is φ = 366017984.

The previous prime is 1375453271. The next prime is 1375453349. The reversal of 1375453290 is 923545731.

It is a happy number.

1375453290 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33489 + ... + 62228.

It is an arithmetic number, because the mean of its divisors is an integer number (103375440).

Almost surely, 2^1375453290 is an apocalyptic number.

1375453290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1375453290 is an abundant number, since it is smaller than the sum of its proper divisors (1932560790).

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

1375453290 is a wasteful number, since it uses less digits than its factorization.

1375453290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96206.

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 1375453290 is about 37087.1040929324. The cubic root of 1375453290 is about 1112.1122267605.

The spelling of 1375453290 in words is "one billion, three hundred seventy-five million, four hundred fifty-three thousand, two hundred ninety".