2140132145 has 32 divisors (see below), whose sum is σ = 2718334080. Its totient is φ = 1615541760.

The previous prime is 2140132123. The next prime is 2140132153. The reversal of 2140132145 is 5412310412.

It is not a de Polignac number, because 2140132145 - 2⁶ = 2140132081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2140132145.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 942071 + ... + 944339.

It is an arithmetic number, because the mean of its divisors is an integer number (84947940).

Almost surely, 2^2140132145 is an apocalyptic number.

It is an amenable number.

2140132145 is a deficient number, since it is larger than the sum of its proper divisors (578201935).

2140132145 is a wasteful number, since it uses less digits than its factorization.

2140132145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2465.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 2140132145 is about 46261.5622844711. The cubic root of 2140132145 is about 1288.6852668886.

Adding to 2140132145 its reverse (5412310412), we get a palindrome (7552442557).

The spelling of 2140132145 in words is "two billion, one hundred forty million, one hundred thirty-two thousand, one hundred forty-five".