133401742 has 16 divisors (see below), whose sum is σ = 210460032. Its totient is φ = 63329760.

The previous prime is 133401739. The next prime is 133401797. The reversal of 133401742 is 247104331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17013 + ... + 23584.

It is an arithmetic number, because the mean of its divisors is an integer number (13153752).

Almost surely, 2^133401742 is an apocalyptic number.

133401742 is a deficient number, since it is larger than the sum of its proper divisors (77058290).

133401742 is a wasteful number, since it uses less digits than its factorization.

133401742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40683.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 133401742 is about 11549.9671861006. The cubic root of 133401742 is about 510.9603103353.

The spelling of 133401742 in words is "one hundred thirty-three million, four hundred one thousand, seven hundred forty-two".