2140551254 has 4 divisors (see below), whose sum is σ = 3210826884. Its totient is φ = 1070275626.

The previous prime is 2140551199. The next prime is 2140551293. The reversal of 2140551254 is 4521550412.

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, 535137812 + ... + 535137815.

It is an arithmetic number, because the mean of its divisors is an integer number (802706721).

Almost surely, 2^2140551254 is an apocalyptic number.

2140551254 is a deficient number, since it is larger than the sum of its proper divisors (1070275630).

2140551254 is a wasteful number, since it uses less digits than its factorization.

2140551254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070275629.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 2140551254 is about 46266.0918384080. The cubic root of 2140551254 is about 1288.7693838658.

The spelling of 2140551254 in words is "two billion, one hundred forty million, five hundred fifty-one thousand, two hundred fifty-four".