2354315551 has 4 divisors (see below), whose sum is σ = 2690646352. Its totient is φ = 2017984752.

The previous prime is 2354315549. The next prime is 2354315569. The reversal of 2354315551 is 1555134532.

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

It is not a de Polignac number, because 2354315551 - 2¹ = 2354315549 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 (2354315521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168165390 + ... + 168165403.

It is an arithmetic number, because the mean of its divisors is an integer number (672661588).

Almost surely, 2^2354315551 is an apocalyptic number.

2354315551 is a deficient number, since it is larger than the sum of its proper divisors (336330801).

2354315551 is an equidigital number, since it uses as much as digits as its factorization.

2354315551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336330800.

The product of its digits is 45000, while the sum is 34.

The square root of 2354315551 is about 48521.2896675264. The cubic root of 2354315551 is about 1330.3162326787.

The spelling of 2354315551 in words is "two billion, three hundred fifty-four million, three hundred fifteen thousand, five hundred fifty-one".