125867447 has 2 divisors, whose sum is σ = 125867448. Its totient is φ = 125867446.

The previous prime is 125867411. The next prime is 125867479. The reversal of 125867447 is 744768521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125867447 - 2¹⁶ = 125801911 is a prime.

It is a super-2 number, since 2×125867447² = 31685228428595618, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 125867398 and 125867407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125861447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62933723 + 62933724.

It is an arithmetic number, because the mean of its divisors is an integer number (62933724).

Almost surely, 2^125867447 is an apocalyptic number.

125867447 is a deficient number, since it is larger than the sum of its proper divisors (1).

125867447 is an equidigital number, since it uses as much as digits as its factorization.

125867447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 376320, while the sum is 44.

The square root of 125867447 is about 11219.0662267410. The cubic root of 125867447 is about 501.1539308385.

The spelling of 125867447 in words is "one hundred twenty-five million, eight hundred sixty-seven thousand, four hundred forty-seven".