2091501214 has 12 divisors (see below), whose sum is σ = 3448384632. Its totient is φ = 950682260.

The previous prime is 2091501179. The next prime is 2091501227. The reversal of 2091501214 is 4121051902.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4321042 + ... + 4321525.

It is an arithmetic number, because the mean of its divisors is an integer number (287365386).

Almost surely, 2^2091501214 is an apocalyptic number.

2091501214 is a deficient number, since it is larger than the sum of its proper divisors (1356883418).

2091501214 is a wasteful number, since it uses less digits than its factorization.

2091501214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8642591 (or 8642580 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 2091501214 is about 45732.9335818292. The cubic root of 2091501214 is about 1278.8493105127.

It can be divided in two parts, 2091 and 501214, that added together give a palindrome (503305).

The spelling of 2091501214 in words is "two billion, ninety-one million, five hundred one thousand, two hundred fourteen".