101405134 has 8 divisors (see below), whose sum is σ = 152197128. Its totient is φ = 50672760.

The previous prime is 101405131. The next prime is 101405189. The reversal of 101405134 is 431504101.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101405131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10377 + ... + 17620.

It is an arithmetic number, because the mean of its divisors is an integer number (19024641).

Almost surely, 2^101405134 is an apocalyptic number.

101405134 is a deficient number, since it is larger than the sum of its proper divisors (50791994).

101405134 is a wasteful number, since it uses less digits than its factorization.

101405134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29810.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 101405134 is about 10070.0116186626. The cubic root of 101405134 is about 466.3227975851.

Adding to 101405134 its reverse (431504101), we get a palindrome (532909235).

The spelling of 101405134 in words is "one hundred one million, four hundred five thousand, one hundred thirty-four".