1400134192 has 20 divisors (see below), whose sum is σ = 2758740840. Its totient is φ = 688201088.

The previous prime is 1400134163. The next prime is 1400134193. The reversal of 1400134192 is 2914310041.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1400134193) 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, 740653 + ... + 742540.

It is an arithmetic number, because the mean of its divisors is an integer number (137937042).

Almost surely, 2^1400134192 is an apocalyptic number.

It is an amenable number.

1400134192 is a deficient number, since it is larger than the sum of its proper divisors (1358606648).

1400134192 is a wasteful number, since it uses less digits than its factorization.

1400134192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1483260 (or 1483254 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1400134192 is about 37418.3670407996. The cubic root of 1400134192 is about 1118.7246835839.

The spelling of 1400134192 in words is "one billion, four hundred million, one hundred thirty-four thousand, one hundred ninety-two".