1187268031210 has 8 divisors (see below), whose sum is σ = 2137082456196. Its totient is φ = 474907212480.

The previous prime is 1187268031193. The next prime is 1187268031249. The reversal of 1187268031210 is 121308627811.

It can be written as a sum of positive squares in 2 ways, for example, as 1124429072881 + 62838958329 = 1060391^2 + 250677^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 59363401551 + ... + 59363401570.

Almost surely, 2^{1187268031210} is an apocalyptic number.

1187268031210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1187268031210 is a deficient number, since it is larger than the sum of its proper divisors (949814424986).

1187268031210 is a wasteful number, since it uses less digits than its factorization.

1187268031210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118726803128.

The product of its (nonzero) digits is 32256, while the sum is 40.

The spelling of 1187268031210 in words is "one trillion, one hundred eighty-seven billion, two hundred sixty-eight million, thirty-one thousand, two hundred ten".