63250531 has 2 divisors, whose sum is σ = 63250532. Its totient is φ = 63250530.

The previous prime is 63250493. The next prime is 63250547. The reversal of 63250531 is 13505236.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63250531 - 2¹³ = 63242339 is a prime.

It is a super-2 number, since 2×63250531² = 8001259343563922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63250496 and 63250505.

It is not a weakly prime, because it can be changed into another prime (63200531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31625265 + 31625266.

It is an arithmetic number, because the mean of its divisors is an integer number (31625266).

Almost surely, 2^63250531 is an apocalyptic number.

63250531 is a deficient number, since it is larger than the sum of its proper divisors (1).

63250531 is an equidigital number, since it uses as much as digits as its factorization.

63250531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 63250531 is about 7953.0202439073. The cubic root of 63250531 is about 398.4324714096.

Adding to 63250531 its reverse (13505236), we get a palindrome (76755767).

The spelling of 63250531 in words is "sixty-three million, two hundred fifty thousand, five hundred thirty-one".