61245463 has 2 divisors, whose sum is σ = 61245464. Its totient is φ = 61245462.

The previous prime is 61245421. The next prime is 61245469. The reversal of 61245463 is 36454216.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61245463 - 2¹³ = 61237271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61245469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30622731 + 30622732.

It is an arithmetic number, because the mean of its divisors is an integer number (30622732).

Almost surely, 2^61245463 is an apocalyptic number.

61245463 is a deficient number, since it is larger than the sum of its proper divisors (1).

61245463 is an equidigital number, since it uses as much as digits as its factorization.

61245463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 31.

The square root of 61245463 is about 7825.9480575838. The cubic root of 61245463 is about 394.1770249880.

Adding to 61245463 its reverse (36454216), we get a palindrome (97699679).

The spelling of 61245463 in words is "sixty-one million, two hundred forty-five thousand, four hundred sixty-three".