2355140293 has 4 divisors (see below), whose sum is σ = 2569243968. Its totient is φ = 2141036620.

The previous prime is 2355140287. The next prime is 2355140303. The reversal of 2355140293 is 3920415532.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2355140293 - 2⁵ = 2355140261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2355140273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107051821 + ... + 107051842.

It is an arithmetic number, because the mean of its divisors is an integer number (642310992).

Almost surely, 2^2355140293 is an apocalyptic number.

It is an amenable number.

2355140293 is a deficient number, since it is larger than the sum of its proper divisors (214103675).

2355140293 is a wasteful number, since it uses less digits than its factorization.

2355140293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214103674.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 2355140293 is about 48529.7876875636. The cubic root of 2355140293 is about 1330.4715558933.

The spelling of 2355140293 in words is "two billion, three hundred fifty-five million, one hundred forty thousand, two hundred ninety-three".