5601531623 has 2 divisors, whose sum is σ = 5601531624. Its totient is φ = 5601531622.

The previous prime is 5601531613. The next prime is 5601531629. The reversal of 5601531623 is 3261351065.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5601531623 - 2⁸ = 5601531367 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5601531623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5601531629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2800765811 + 2800765812.

It is an arithmetic number, because the mean of its divisors is an integer number (2800765812).

Almost surely, 2^5601531623 is an apocalyptic number.

5601531623 is a deficient number, since it is larger than the sum of its proper divisors (1).

5601531623 is an equidigital number, since it uses as much as digits as its factorization.

5601531623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 5601531623 is about 74843.3806224705. The cubic root of 5601531623 is about 1775.9698856551.

Adding to 5601531623 its reverse (3261351065), we get a palindrome (8862882688).

The spelling of 5601531623 in words is "five billion, six hundred one million, five hundred thirty-one thousand, six hundred twenty-three".