1245305474 has 16 divisors (see below), whose sum is σ = 2148410688. Its totient is φ = 530302032.

The previous prime is 1245305461. The next prime is 1245305531. The reversal of 1245305474 is 4745035421.

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, 281084 + ... + 285479.

It is an arithmetic number, because the mean of its divisors is an integer number (134275668).

Almost surely, 2^1245305474 is an apocalyptic number.

1245305474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1245305474 is a deficient number, since it is larger than the sum of its proper divisors (903105214).

1245305474 is a wasteful number, since it uses less digits than its factorization.

1245305474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566729.

The product of its (nonzero) digits is 67200, while the sum is 35.

The square root of 1245305474 is about 35288.8859841169. The cubic root of 1245305474 is about 1075.8671133275.

The spelling of 1245305474 in words is "one billion, two hundred forty-five million, three hundred five thousand, four hundred seventy-four".