2135170294 has 4 divisors (see below), whose sum is σ = 3202755444. Its totient is φ = 1067585146.

The previous prime is 2135170283. The next prime is 2135170319. The reversal of 2135170294 is 4920715312.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533792572 + ... + 533792575.

It is an arithmetic number, because the mean of its divisors is an integer number (800688861).

Almost surely, 2^2135170294 is an apocalyptic number.

2135170294 is a deficient number, since it is larger than the sum of its proper divisors (1067585150).

2135170294 is a wasteful number, since it uses less digits than its factorization.

2135170294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067585149.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 2135170294 is about 46207.9029387831. The cubic root of 2135170294 is about 1287.6885663927.

The spelling of 2135170294 in words is "two billion, one hundred thirty-five million, one hundred seventy thousand, two hundred ninety-four".