1911009327452 has 12 divisors (see below), whose sum is σ = 3364783295496. Its totient is φ = 949642671600.

The previous prime is 1911009327427. The next prime is 1911009327509. The reversal of 1911009327452 is 2547239001191.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1465497299 + ... + 1465498602.

It is an arithmetic number, because the mean of its divisors is an integer number (280398607958).

Almost surely, 2^{1911009327452} is an apocalyptic number.

It is an amenable number.

1911009327452 is a deficient number, since it is larger than the sum of its proper divisors (1453773968044).

1911009327452 is a wasteful number, since it uses less digits than its factorization.

1911009327452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2930996068 (or 2930996066 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 44.

The spelling of 1911009327452 in words is "one trillion, nine hundred eleven billion, nine million, three hundred twenty-seven thousand, four hundred fifty-two".