63741431 has 4 divisors (see below), whose sum is σ = 68644632. Its totient is φ = 58838232.

The previous prime is 63741421. The next prime is 63741439. The reversal of 63741431 is 13414736.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63741431 - 2¹⁰ = 63740407 is a prime.

It is a super-2 number, since 2×63741431² = 8125940051855522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63741394 and 63741403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63741439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2451581 + ... + 2451606.

It is an arithmetic number, because the mean of its divisors is an integer number (17161158).

Almost surely, 2^63741431 is an apocalyptic number.

63741431 is a deficient number, since it is larger than the sum of its proper divisors (4903201).

63741431 is a wasteful number, since it uses less digits than its factorization.

63741431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4903200.

The product of its digits is 6048, while the sum is 29.

The square root of 63741431 is about 7983.8230817072. The cubic root of 63741431 is about 399.4605874957.

The spelling of 63741431 in words is "sixty-three million, seven hundred forty-one thousand, four hundred thirty-one".