134323690 has 16 divisors (see below), whose sum is σ = 248317992. Its totient is φ = 52277184.

The previous prime is 134323687. The next prime is 134323691. The reversal of 134323690 is 96323431.

It can be written as a sum of positive squares in 4 ways, for example, as 134304921 + 18769 = 11589^2 + 137^2 .

It is a super-2 number, since 2×134323690² = 36085707390432200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134323691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181149 + ... + 181888.

Almost surely, 2^134323690 is an apocalyptic number.

134323690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134323690 is a deficient number, since it is larger than the sum of its proper divisors (113994302).

134323690 is a wasteful number, since it uses less digits than its factorization.

134323690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363081.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 134323690 is about 11589.8097482228. The cubic root of 134323690 is about 512.1347022086.

The spelling of 134323690 in words is "one hundred thirty-four million, three hundred twenty-three thousand, six hundred ninety".