1264624007 has 2 divisors, whose sum is σ = 1264624008. Its totient is φ = 1264624006.

The previous prime is 1264623977. The next prime is 1264624061. The reversal of 1264624007 is 7004264621.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1264624007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1264624087) 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, 632312003 + 632312004.

It is an arithmetic number, because the mean of its divisors is an integer number (632312004).

Almost surely, 2^1264624007 is an apocalyptic number.

1264624007 is a deficient number, since it is larger than the sum of its proper divisors (1).

1264624007 is an equidigital number, since it uses as much as digits as its factorization.

1264624007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 1264624007 is about 35561.5523705026. The cubic root of 1264624007 is about 1081.4019308174.

Adding to 1264624007 its reverse (7004264621), we get a palindrome (8268888628).

The spelling of 1264624007 in words is "one billion, two hundred sixty-four million, six hundred twenty-four thousand, seven".