401252353 has 2 divisors, whose sum is σ = 401252354. Its totient is φ = 401252352.

The previous prime is 401252351. The next prime is 401252359. The reversal of 401252353 is 353252104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 232044289 + 169208064 = 15233^2 + 13008^2 .

It is a cyclic number.

It is not a de Polignac number, because 401252353 - 2¹ = 401252351 is a prime.

It is a super-2 number, since 2×401252353² = 322006901576073218, which contains 22 as substring.

Together with 401252351, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (401252351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200626176 + 200626177.

It is an arithmetic number, because the mean of its divisors is an integer number (200626177).

Almost surely, 2^401252353 is an apocalyptic number.

It is an amenable number.

401252353 is a deficient number, since it is larger than the sum of its proper divisors (1).

401252353 is an equidigital number, since it uses as much as digits as its factorization.

401252353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 401252353 is about 20031.2843572248. The cubic root of 401252353 is about 737.5744499388.

It can be divided in two parts, 4012 and 52353, that added together give a palindrome (56365).

The spelling of 401252353 in words is "four hundred one million, two hundred fifty-two thousand, three hundred fifty-three".