1274295348253 has 8 divisors (see below), whose sum is σ = 1292329062648. Its totient is φ = 1256277245184.

The previous prime is 1274295348223. The next prime is 1274295348257. The reversal of 1274295348253 is 3528435924721.

It can be written as a sum of positive squares in 4 ways, for example, as 74871735129 + 1199423613124 = 273627^2 + 1095182^2 .

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 1274295348253 - 2²⁵ = 1274261793821 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1274295348194 and 1274295348203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1274295348257) 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, 3738376 + ... + 4064977.

It is an arithmetic number, because the mean of its divisors is an integer number (161541132831).

Almost surely, 2^{1274295348253} is an apocalyptic number.

It is an amenable number.

1274295348253 is a deficient number, since it is larger than the sum of its proper divisors (18033714395).

1274295348253 is an equidigital number, since it uses as much as digits as its factorization.

1274295348253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7805663.

The product of its digits is 14515200, while the sum is 55.

The spelling of 1274295348253 in words is "one trillion, two hundred seventy-four billion, two hundred ninety-five million, three hundred forty-eight thousand, two hundred fifty-three".