1307633 has 2 divisors, whose sum is σ = 1307634. Its totient is φ = 1307632.

The previous prime is 1307627. The next prime is 1307641. The reversal of 1307633 is 3367031.

1307633 is nontrivially palindromic in base 4.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 908209 + 399424 = 953^2 + 632^2 .

It is a cyclic number.

It is not a de Polignac number, because 1307633 - 2¹² = 1303537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1307599 and 1307608.

It is not a weakly prime, because it can be changed into another prime (1307693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 653816 + 653817.

It is an arithmetic number, because the mean of its divisors is an integer number (653817).

2^1307633 is an apocalyptic number.

It is an amenable number.

1307633 is a deficient number, since it is larger than the sum of its proper divisors (1).

1307633 is an equidigital number, since it uses as much as digits as its factorization.

1307633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 23.

The square root of 1307633 is about 1143.5178179635. The cubic root of 1307633 is about 109.3524767772.

The spelling of 1307633 in words is "one million, three hundred seven thousand, six hundred thirty-three".