1375865134 has 8 divisors (see below), whose sum is σ = 2358625968. Its totient is φ = 589656480.

The previous prime is 1375865111. The next prime is 1375865137. The reversal of 1375865134 is 4315685731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1375865137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49138027 + ... + 49138054.

It is an arithmetic number, because the mean of its divisors is an integer number (294828246).

Almost surely, 2^1375865134 is an apocalyptic number.

1375865134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1375865134 is a deficient number, since it is larger than the sum of its proper divisors (982760834).

1375865134 is an equidigital number, since it uses as much as digits as its factorization.

1375865134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98276090.

The product of its digits is 302400, while the sum is 43.

The square root of 1375865134 is about 37092.6560655880. The cubic root of 1375865134 is about 1112.2232134549.

The spelling of 1375865134 in words is "one billion, three hundred seventy-five million, eight hundred sixty-five thousand, one hundred thirty-four".