1190961678 has 32 divisors (see below), whose sum is σ = 2397669120. Its totient is φ = 394372800.

The previous prime is 1190961659. The next prime is 1190961679. The reversal of 1190961678 is 8761690911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1190961679) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 660378 + ... + 662178.

It is an arithmetic number, because the mean of its divisors is an integer number (74927160).

Almost surely, 2^1190961678 is an apocalyptic number.

1190961678 is an abundant number, since it is smaller than the sum of its proper divisors (1206707442).

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

1190961678 is a wasteful number, since it uses less digits than its factorization.

1190961678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2472.

The product of its (nonzero) digits is 163296, while the sum is 48.

The square root of 1190961678 is about 34510.3126326030. The cubic root of 1190961678 is about 1059.9838842928.

The spelling of 1190961678 in words is "one billion, one hundred ninety million, nine hundred sixty-one thousand, six hundred seventy-eight".