1274315505 has 8 divisors (see below), whose sum is σ = 2038904832. Its totient is φ = 679634928.

The previous prime is 1274315489. The next prime is 1274315507. The reversal of 1274315505 is 5055134721.

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

It is not a de Polignac number, because 1274315505 - 2⁴ = 1274315489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1274315507) 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, 42477169 + ... + 42477198.

It is an arithmetic number, because the mean of its divisors is an integer number (254863104).

Almost surely, 2^1274315505 is an apocalyptic number.

1274315505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1274315505 is a deficient number, since it is larger than the sum of its proper divisors (764589327).

1274315505 is an equidigital number, since it uses as much as digits as its factorization.

1274315505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84954375.

The product of its (nonzero) digits is 21000, while the sum is 33.

The square root of 1274315505 is about 35697.5560087802. The cubic root of 1274315505 is about 1084.1573600094.

The spelling of 1274315505 in words is "one billion, two hundred seventy-four million, three hundred fifteen thousand, five hundred five".