1187842674 has 16 divisors (see below), whose sum is σ = 2380569408. Its totient is φ = 395133552.

The previous prime is 1187842673. The next prime is 1187842687. The reversal of 1187842674 is 4762487811.

It is not an unprimeable number, because it can be changed into a prime (1187842673) 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, 200337 + ... + 206180.

It is an arithmetic number, because the mean of its divisors is an integer number (148785588).

Almost surely, 2^1187842674 is an apocalyptic number.

1187842674 is an abundant number, since it is smaller than the sum of its proper divisors (1192726734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1187842674 is a wasteful number, since it uses less digits than its factorization.

1187842674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407009.

The product of its digits is 602112, while the sum is 48.

The square root of 1187842674 is about 34465.0935585557. The cubic root of 1187842674 is about 1059.0577463805.

The spelling of 1187842674 in words is "one billion, one hundred eighty-seven million, eight hundred forty-two thousand, six hundred seventy-four".