2051146353 has 4 divisors (see below), whose sum is σ = 2734861808. Its totient is φ = 1367430900.

The previous prime is 2051146343. The next prime is 2051146453. The reversal of 2051146353 is 3536411502.

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 not a de Polignac number, because 2051146353 - 2⁹ = 2051145841 is a prime.

It is a super-2 number, since 2×2051146353² = 8414402722850401218, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2051146353.

It is not an unprimeable number, because it can be changed into a prime (2051146303) 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, 341857723 + ... + 341857728.

It is an arithmetic number, because the mean of its divisors is an integer number (683715452).

Almost surely, 2^2051146353 is an apocalyptic number.

It is an amenable number.

2051146353 is a deficient number, since it is larger than the sum of its proper divisors (683715455).

2051146353 is an equidigital number, since it uses as much as digits as its factorization.

2051146353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683715454.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 2051146353 is about 45289.5832725363. The cubic root of 2051146353 is about 1270.5708374780.

Adding to 2051146353 its reverse (3536411502), we get a palindrome (5587557855).

The spelling of 2051146353 in words is "two billion, fifty-one million, one hundred forty-six thousand, three hundred fifty-three".