1282237972 has 6 divisors (see below), whose sum is σ = 2243916458. Its totient is φ = 641118984.

The previous prime is 1282237963. The next prime is 1282237981. The reversal of 1282237972 is 2797322821.

It is an interprime number because it is at equal distance from previous prime (1282237963) and next prime (1282237981).

It can be written as a sum of positive squares in only one way, i.e., 748350736 + 533887236 = 27356^2 + 23106^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160279743 + ... + 160279750.

Almost surely, 2^1282237972 is an apocalyptic number.

It is an amenable number.

1282237972 is a deficient number, since it is larger than the sum of its proper divisors (961678486).

1282237972 is a wasteful number, since it uses less digits than its factorization.

1282237972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320559497 (or 320559495 counting only the distinct ones).

The product of its digits is 169344, while the sum is 43.

The square root of 1282237972 is about 35808.3505903302. The cubic root of 1282237972 is about 1086.3994688919.

The spelling of 1282237972 in words is "one billion, two hundred eighty-two million, two hundred thirty-seven thousand, nine hundred seventy-two".