1187425019119 has 8 divisors (see below), whose sum is σ = 1191148489440. Its totient is φ = 1183707292416.

The previous prime is 1187425019087. The next prime is 1187425019159. The reversal of 1187425019119 is 9119105247811.

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 1187425019119 - 2⁵ = 1187425019087 is a prime.

It is a super-2 number, since 2×1187425019119² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1187425019159) 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, 1021594 + ... + 1848919.

It is an arithmetic number, because the mean of its divisors is an integer number (148893561180).

Almost surely, 2^{1187425019119} is an apocalyptic number.

1187425019119 is a deficient number, since it is larger than the sum of its proper divisors (3723470321).

1187425019119 is an equidigital number, since it uses as much as digits as its factorization.

1187425019119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2871809.

The product of its (nonzero) digits is 181440, while the sum is 49.

The spelling of 1187425019119 in words is "one trillion, one hundred eighty-seven billion, four hundred twenty-five million, nineteen thousand, one hundred nineteen".