215151134 has 8 divisors (see below), whose sum is σ = 352065528. Its totient is φ = 97795960.

The previous prime is 215151127. The next prime is 215151143. The reversal of 215151134 is 431151512.

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

It is a super-2 number, since 2×215151134² = 92580020922971912, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4889777 + ... + 4889820.

It is an arithmetic number, because the mean of its divisors is an integer number (44008191).

Almost surely, 2^215151134 is an apocalyptic number.

215151134 is a deficient number, since it is larger than the sum of its proper divisors (136914394).

215151134 is a wasteful number, since it uses less digits than its factorization.

215151134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9779610.

The product of its digits is 600, while the sum is 23.

The square root of 215151134 is about 14668.0310198745. The cubic root of 215151134 is about 599.2129810830.

The spelling of 215151134 in words is "two hundred fifteen million, one hundred fifty-one thousand, one hundred thirty-four".