1041161256253 has 4 divisors (see below), whose sum is σ = 1065374308768. Its totient is φ = 1016948203740.

The previous prime is 1041161256241. The next prime is 1041161256271. The reversal of 1041161256253 is 3526521611401.

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 a cyclic number.

It is not a de Polignac number, because 1041161256253 - 2³⁷ = 903722302781 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 (1041161256203) 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, 12106526193 + ... + 12106526278.

It is an arithmetic number, because the mean of its divisors is an integer number (266343577192).

Almost surely, 2^{1041161256253} is an apocalyptic number.

It is an amenable number.

1041161256253 is a deficient number, since it is larger than the sum of its proper divisors (24213052515).

1041161256253 is an equidigital number, since it uses as much as digits as its factorization.

1041161256253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24213052514.

The product of its (nonzero) digits is 43200, while the sum is 37.

Adding to 1041161256253 its reverse (3526521611401), we get a palindrome (4567682867654).

The spelling of 1041161256253 in words is "one trillion, forty-one billion, one hundred sixty-one million, two hundred fifty-six thousand, two hundred fifty-three".