1395890134 has 8 divisors (see below), whose sum is σ = 2161378368. Its totient is φ = 675430680.

The previous prime is 1395890113. The next prime is 1395890137. The reversal of 1395890134 is 4310985931.

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 (1395890137) 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, 11257117 + ... + 11257240.

It is an arithmetic number, because the mean of its divisors is an integer number (270172296).

Almost surely, 2^1395890134 is an apocalyptic number.

1395890134 is a deficient number, since it is larger than the sum of its proper divisors (765488234).

1395890134 is a wasteful number, since it uses less digits than its factorization.

1395890134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22514390.

The product of its (nonzero) digits is 116640, while the sum is 43.

The square root of 1395890134 is about 37361.6131075734. The cubic root of 1395890134 is about 1117.5931877973.

The spelling of 1395890134 in words is "one billion, three hundred ninety-five million, eight hundred ninety thousand, one hundred thirty-four".