1274734345 has 8 divisors (see below), whose sum is σ = 1536932160. Its totient is φ = 1014953520.

The previous prime is 1274734277. The next prime is 1274734361. The reversal of 1274734345 is 5434374721.

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

It is not a de Polignac number, because 1274734345 - 2¹⁹ = 1274210057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1274734298 and 1274734307.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 603085 + ... + 605194.

It is an arithmetic number, because the mean of its divisors is an integer number (192116520).

Almost surely, 2^1274734345 is an apocalyptic number.

It is an amenable number.

1274734345 is a deficient number, since it is larger than the sum of its proper divisors (262197815).

1274734345 is a wasteful number, since it uses less digits than its factorization.

1274734345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1208495.

The product of its digits is 282240, while the sum is 40.

The square root of 1274734345 is about 35703.4220348694. The cubic root of 1274734345 is about 1084.2761267058.

The spelling of 1274734345 in words is "one billion, two hundred seventy-four million, seven hundred thirty-four thousand, three hundred forty-five".