135004012 has 24 divisors (see below), whose sum is σ = 277561872. Its totient is φ = 56644800.

The previous prime is 135004007. The next prime is 135004013. The reversal of 135004012 is 210400531.

It is a super-2 number, since 2×135004012² = 36452166512192288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135004013) 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, 117439 + ... + 118582.

It is an arithmetic number, because the mean of its divisors is an integer number (11565078).

Almost surely, 2^135004012 is an apocalyptic number.

It is an amenable number.

135004012 is an abundant number, since it is smaller than the sum of its proper divisors (142557860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135004012 is a wasteful number, since it uses less digits than its factorization.

135004012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236049 (or 236047 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 135004012 is about 11619.1226863305. The cubic root of 135004012 is about 512.9978657479.

Adding to 135004012 its reverse (210400531), we get a palindrome (345404543).

The spelling of 135004012 in words is "one hundred thirty-five million, four thousand, twelve".