1187046898643 has 8 divisors (see below), whose sum is σ = 1208743823088. Its totient is φ = 1165546326784.

The previous prime is 1187046898637. The next prime is 1187046898651. The reversal of 1187046898643 is 3468986407811.

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

It is a cyclic number.

It is not a de Polignac number, because 1187046898643 - 2⁴ = 1187046898627 is a prime.

It is a super-3 number, since 3×1187046898643³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1187046898643.

It is not an unprimeable number, because it can be changed into a prime (1187046892643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49075946 + ... + 49100127.

It is an arithmetic number, because the mean of its divisors is an integer number (151092977886).

Almost surely, 2^{1187046898643} is an apocalyptic number.

1187046898643 is a deficient number, since it is larger than the sum of its proper divisors (21696924445).

1187046898643 is a wasteful number, since it uses less digits than its factorization.

1187046898643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98176293.

The product of its (nonzero) digits is 55738368, while the sum is 65.

The spelling of 1187046898643 in words is "one trillion, one hundred eighty-seven billion, forty-six million, eight hundred ninety-eight thousand, six hundred forty-three".