3401521253 has 16 divisors (see below), whose sum is σ = 3787014000. Its totient is φ = 3035128320.

The previous prime is 3401521237. The next prime is 3401521289. The reversal of 3401521253 is 3521251043.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 596971489 + 2804549764 = 24433^2 + 52958^2 .

It is not a de Polignac number, because 3401521253 - 2⁴ = 3401521237 is a prime.

It is a super-2 number, since 2×3401521253² = 23140693669221380018, 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 (3401521153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28823 + ... + 87371.

It is an arithmetic number, because the mean of its divisors is an integer number (236688375).

Almost surely, 2^3401521253 is an apocalyptic number.

It is an amenable number.

3401521253 is a deficient number, since it is larger than the sum of its proper divisors (385492747).

3401521253 is a wasteful number, since it uses less digits than its factorization.

3401521253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58712.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 3401521253 is about 58322.5621265047. The cubic root of 3401521253 is about 1503.9188274635.

Adding to 3401521253 its reverse (3521251043), we get a palindrome (6922772296).

The spelling of 3401521253 in words is "three billion, four hundred one million, five hundred twenty-one thousand, two hundred fifty-three".