15432066007 has 2 divisors, whose sum is σ = 15432066008. Its totient is φ = 15432066006.

The previous prime is 15432065969. The next prime is 15432066017. The reversal of 15432066007 is 70066023451.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15432066007 is a prime.

It is a super-2 number, since 2×15432066007² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15432066017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7716033003 + 7716033004.

It is an arithmetic number, because the mean of its divisors is an integer number (7716033004).

Almost surely, 2^15432066007 is an apocalyptic number.

15432066007 is a deficient number, since it is larger than the sum of its proper divisors (1).

15432066007 is an equidigital number, since it uses as much as digits as its factorization.

15432066007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 34.

Adding to 15432066007 its reverse (70066023451), we get a palindrome (85498089458).

The spelling of 15432066007 in words is "fifteen billion, four hundred thirty-two million, sixty-six thousand, seven".