1311354254 has 8 divisors (see below), whose sum is σ = 2248035888. Its totient is φ = 562008960.

The previous prime is 1311354251. The next prime is 1311354299. The reversal of 1311354254 is 4524531131.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311354251) 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, 46834067 + ... + 46834094.

It is an arithmetic number, because the mean of its divisors is an integer number (281004486).

Almost surely, 2^1311354254 is an apocalyptic number.

1311354254 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1311354254 is a deficient number, since it is larger than the sum of its proper divisors (936681634).

1311354254 is an equidigital number, since it uses as much as digits as its factorization.

1311354254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93668170.

The product of its digits is 7200, while the sum is 29.

The square root of 1311354254 is about 36212.6256159368. The cubic root of 1311354254 is about 1094.5611006961.

Adding to 1311354254 its reverse (4524531131), we get a palindrome (5835885385).

The spelling of 1311354254 in words is "one billion, three hundred eleven million, three hundred fifty-four thousand, two hundred fifty-four".