1187417088001 has 4 divisors (see below), whose sum is σ = 1189341589572. Its totient is φ = 1185492586432.

The previous prime is 1187417087977. The next prime is 1187417088007. The reversal of 1187417088001 is 1008807147811.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 66308825025 + 1121108262976 = 257505^2 + 1058824^2 .

It is a cyclic number.

It is not a de Polignac number, because 1187417088001 - 2³¹ = 1185269604353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1187417088007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 962249860 + ... + 962251093.

It is an arithmetic number, because the mean of its divisors is an integer number (297335397393).

Almost surely, 2^{1187417088001} is an apocalyptic number.

It is an amenable number.

1187417088001 is a deficient number, since it is larger than the sum of its proper divisors (1924501571).

1187417088001 is an equidigital number, since it uses as much as digits as its factorization.

1187417088001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1924501570.

The product of its (nonzero) digits is 100352, while the sum is 46.

The spelling of 1187417088001 in words is "one trillion, one hundred eighty-seven billion, four hundred seventeen million, eighty-eight thousand, one".