1351674263 has 4 divisors (see below), whose sum is σ = 1351763160. Its totient is φ = 1351585368.

The previous prime is 1351674257. The next prime is 1351674283. The reversal of 1351674263 is 3624761531.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1351674263 - 2¹⁸ = 1351412119 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 (1351674223) 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, 15245 + ... + 54182.

It is an arithmetic number, because the mean of its divisors is an integer number (337940790).

Almost surely, 2^1351674263 is an apocalyptic number.

1351674263 is a deficient number, since it is larger than the sum of its proper divisors (88897).

1351674263 is an equidigital number, since it uses as much as digits as its factorization.

1351674263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88896.

The product of its digits is 90720, while the sum is 38.

The square root of 1351674263 is about 36765.1229156112. The cubic root of 1351674263 is about 1105.6661525201. Note that the first 3 decimals are identical.

The spelling of 1351674263 in words is "one billion, three hundred fifty-one million, six hundred seventy-four thousand, two hundred sixty-three".