1263029122252 has 6 divisors (see below), whose sum is σ = 2210300963948. Its totient is φ = 631514561124.

The previous prime is 1263029122219. The next prime is 1263029122279. The reversal of 1263029122252 is 2522219203621.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157878640278 + ... + 157878640285.

Almost surely, 2^{1263029122252} is an apocalyptic number.

It is an amenable number.

1263029122252 is a deficient number, since it is larger than the sum of its proper divisors (947271841696).

1263029122252 is a wasteful number, since it uses less digits than its factorization.

1263029122252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315757280567 (or 315757280565 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 1263029122252 in words is "one trillion, two hundred sixty-three billion, twenty-nine million, one hundred twenty-two thousand, two hundred fifty-two".