1149620807 has 2 divisors, whose sum is σ = 1149620808. Its totient is φ = 1149620806.

The previous prime is 1149620803. The next prime is 1149620809. The reversal of 1149620807 is 7080269411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1149620807 - 2² = 1149620803 is a prime.

Together with 1149620809, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1149620803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574810403 + 574810404.

It is an arithmetic number, because the mean of its divisors is an integer number (574810404).

Almost surely, 2^1149620807 is an apocalyptic number.

1149620807 is a deficient number, since it is larger than the sum of its proper divisors (1).

1149620807 is an equidigital number, since it uses as much as digits as its factorization.

1149620807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 1149620807 is about 33906.0585589065. The cubic root of 1149620807 is about 1047.5743878911.

The spelling of 1149620807 in words is "one billion, one hundred forty-nine million, six hundred twenty thousand, eight hundred seven".