724513051 has 2 divisors, whose sum is σ = 724513052. Its totient is φ = 724513050.

The previous prime is 724513019. The next prime is 724513093. The reversal of 724513051 is 150315427.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (150315427) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 724513051 - 2⁵ = 724513019 is a prime.

It is a super-2 number, since 2×724513051² = 1049838322138657202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (724513001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362256525 + 362256526.

It is an arithmetic number, because the mean of its divisors is an integer number (362256526).

Almost surely, 2^724513051 is an apocalyptic number.

724513051 is a deficient number, since it is larger than the sum of its proper divisors (1).

724513051 is an equidigital number, since it uses as much as digits as its factorization.

724513051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 724513051 is about 26916.7801008962. The cubic root of 724513051 is about 898.1497175980.

Adding to 724513051 its reverse (150315427), we get a palindrome (874828478).

The spelling of 724513051 in words is "seven hundred twenty-four million, five hundred thirteen thousand, fifty-one".