135577694 has 32 divisors (see below), whose sum is σ = 246429696. Its totient is φ = 54704160.

The previous prime is 135577661. The next prime is 135577727. The reversal of 135577694 is 496775531.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (135577661) and next prime (135577727).

It is a super-2 number, since 2×135577694² = 36762622220715272, which contains 22 as substring.

It is a congruent number.

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, 11837 + ... + 20279.

It is an arithmetic number, because the mean of its divisors is an integer number (7700928).

Almost surely, 2^135577694 is an apocalyptic number.

135577694 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

135577694 is a deficient number, since it is larger than the sum of its proper divisors (110852002).

135577694 is a wasteful number, since it uses less digits than its factorization.

135577694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8520.

The product of its digits is 793800, while the sum is 47.

The square root of 135577694 is about 11643.7834916319. The cubic root of 135577694 is about 513.7234781667.

The spelling of 135577694 in words is "one hundred thirty-five million, five hundred seventy-seven thousand, six hundred ninety-four".