124404047 has 2 divisors, whose sum is σ = 124404048. Its totient is φ = 124404046.

The previous prime is 124404029. The next prime is 124404053. The reversal of 124404047 is 740404421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124404047 - 2¹⁴ = 124387663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124404017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62202023 + 62202024.

It is an arithmetic number, because the mean of its divisors is an integer number (62202024).

Almost surely, 2^124404047 is an apocalyptic number.

124404047 is a deficient number, since it is larger than the sum of its proper divisors (1).

124404047 is an equidigital number, since it uses as much as digits as its factorization.

124404047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3584, while the sum is 26.

The square root of 124404047 is about 11153.6562166852. The cubic root of 124404047 is about 499.2041298536.

Adding to 124404047 its reverse (740404421), we get a palindrome (864808468).

The spelling of 124404047 in words is "one hundred twenty-four million, four hundred four thousand, forty-seven".