135397046 has 8 divisors (see below), whose sum is σ = 203829600. Its totient is φ = 67453848.

The previous prime is 135397007. The next prime is 135397049. The reversal of 135397046 is 640793531.

It is a happy number.

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

It is a super-2 number, since 2×135397046² = 36664720131052232, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135397049) 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, 121646 + ... + 122753.

It is an arithmetic number, because the mean of its divisors is an integer number (25478700).

Almost surely, 2^135397046 is an apocalyptic number.

135397046 is a deficient number, since it is larger than the sum of its proper divisors (68432554).

135397046 is a wasteful number, since it uses less digits than its factorization.

135397046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244678.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 135397046 is about 11636.0236335270. The cubic root of 135397046 is about 513.4952096253.

The spelling of 135397046 in words is "one hundred thirty-five million, three hundred ninety-seven thousand, forty-six".