2354214509 has 4 divisors (see below), whose sum is σ = 2356300860. Its totient is φ = 2352128160.

The previous prime is 2354214481. The next prime is 2354214557. The reversal of 2354214509 is 9054124532.

2354214509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 76825225 + 2277389284 = 8765^2 + 47722^2 .

It is a cyclic number.

It is not a de Polignac number, because 2354214509 - 2²⁰ = 2353165933 is a prime.

It is a super-2 number, since 2×2354214509² = 11084651908772222162, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2354214559) 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, 1041482 + ... + 1043739.

It is an arithmetic number, because the mean of its divisors is an integer number (589075215).

Almost surely, 2^2354214509 is an apocalyptic number.

It is an amenable number.

2354214509 is a deficient number, since it is larger than the sum of its proper divisors (2086351).

2354214509 is a wasteful number, since it uses less digits than its factorization.

2354214509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2086350.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 2354214509 is about 48520.2484433046. The cubic root of 2354214509 is about 1330.2972009994.

The spelling of 2354214509 in words is "two billion, three hundred fifty-four million, two hundred fourteen thousand, five hundred nine".