1196977408 has 72 divisors (see below), whose sum is σ = 2719958976. Its totient is φ = 520396800.

The previous prime is 1196977399. The next prime is 1196977433. The reversal of 1196977408 is 8047796911.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55528 + ... + 74008.

It is an arithmetic number, because the mean of its divisors is an integer number (37777208).

Almost surely, 2^1196977408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1196977408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1359979488).

1196977408 is an abundant number, since it is smaller than the sum of its proper divisors (1522981568).

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

1196977408 is a wasteful number, since it uses less digits than its factorization.

1196977408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18531 (or 18517 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 52.

The square root of 1196977408 is about 34597.3612866646. The cubic root of 1196977408 is about 1061.7656014382.

The spelling of 1196977408 in words is "one billion, one hundred ninety-six million, nine hundred seventy-seven thousand, four hundred eight".