2353157 has 8 divisors (see below), whose sum is σ = 2511000. Its totient is φ = 2197504.

The previous prime is 2353129. The next prime is 2353159. The reversal of 2353157 is 7513532.

It is a Cunningham number, because it is equal to 1534²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 1 + 2353156 = 1^2 + 1534^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2353157 - 2⁸ = 2352901 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 (2353159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2069 + ... + 2997.

It is an arithmetic number, because the mean of its divisors is an integer number (313875).

2^2353157 is an apocalyptic number.

It is an amenable number.

2353157 is a deficient number, since it is larger than the sum of its proper divisors (157843).

2353157 is a wasteful number, since it uses less digits than its factorization.

2353157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095.

The product of its digits is 3150, while the sum is 26.

The square root of 2353157 is about 1534.0003259452. Note that the first 3 decimals coincide. The cubic root of 2353157 is about 133.0097982116.

Adding to 2353157 its reverse (7513532), we get a palindrome (9866689).

The spelling of 2353157 in words is "two million, three hundred fifty-three thousand, one hundred fifty-seven".