1187014730 has 16 divisors (see below), whose sum is σ = 2330865504. Its totient is φ = 431641680.

The previous prime is 1187014729. The next prime is 1187014733. The reversal of 1187014730 is 374107811.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1187014733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5395412 + ... + 5395631.

It is an arithmetic number, because the mean of its divisors is an integer number (145679094).

Almost surely, 2^1187014730 is an apocalyptic number.

1187014730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1187014730 is a deficient number, since it is larger than the sum of its proper divisors (1143850774).

1187014730 is a wasteful number, since it uses less digits than its factorization.

1187014730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10791061.

The product of its (nonzero) digits is 4704, while the sum is 32.

The square root of 1187014730 is about 34453.0801235535. The cubic root of 1187014730 is about 1058.8116295255.

The spelling of 1187014730 in words is "one billion, one hundred eighty-seven million, fourteen thousand, seven hundred thirty".