1254402946 has 16 divisors (see below), whose sum is σ = 1973158200. Its totient is φ = 597276288.

The previous prime is 1254402889. The next prime is 1254402983. The reversal of 1254402946 is 6492044521.

It can be written as a sum of positive squares in 4 ways, for example, as 1060218721 + 194184225 = 32561^2 + 13935^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143901 + ... + 152368.

Almost surely, 2^1254402946 is an apocalyptic number.

1254402946 is a deficient number, since it is larger than the sum of its proper divisors (718755254).

1254402946 is a wasteful number, since it uses less digits than its factorization.

1254402946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296373.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 1254402946 is about 35417.5513834596. The cubic root of 1254402946 is about 1078.4806441915.

The spelling of 1254402946 in words is "one billion, two hundred fifty-four million, four hundred two thousand, nine hundred forty-six".