1149248407 has 2 divisors, whose sum is σ = 1149248408. Its totient is φ = 1149248406.

The previous prime is 1149248351. The next prime is 1149248413. The reversal of 1149248407 is 7048429411.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1149248407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1149248407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1149248707) 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 as a sum of consecutive naturals, namely, 574624203 + 574624204.

It is an arithmetic number, because the mean of its divisors is an integer number (574624204).

Almost surely, 2^1149248407 is an apocalyptic number.

1149248407 is a deficient number, since it is larger than the sum of its proper divisors (1).

1149248407 is an equidigital number, since it uses as much as digits as its factorization.

1149248407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 1149248407 is about 33900.5664701934. The cubic root of 1149248407 is about 1047.4612610725.

The spelling of 1149248407 in words is "one billion, one hundred forty-nine million, two hundred forty-eight thousand, four hundred seven".