1361253735274 has 8 divisors (see below), whose sum is σ = 2046730676868. Its totient is φ = 679010176320.

The previous prime is 1361253735271. The next prime is 1361253735277. The reversal of 1361253735274 is 4725373521631.

It is an interprime number because it is at equal distance from previous prime (1361253735271) and next prime (1361253735277).

It can be written as a sum of positive squares in 2 ways, for example, as 1357823876049 + 3429859225 = 1165257^2 + 58565^2 .

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

It is a super-3 number, since 3×1361253735274³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1361253735271) 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, 808344607 + ... + 808346290.

Almost surely, 2^{1361253735274} is an apocalyptic number.

1361253735274 is a deficient number, since it is larger than the sum of its proper divisors (685476941594).

1361253735274 is a wasteful number, since it uses less digits than its factorization.

1361253735274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1616691320.

The product of its digits is 3175200, while the sum is 49.

The spelling of 1361253735274 in words is "one trillion, three hundred sixty-one billion, two hundred fifty-three million, seven hundred thirty-five thousand, two hundred seventy-four".