126495542 has 4 divisors (see below), whose sum is σ = 189743316. Its totient is φ = 63247770.

The previous prime is 126495539. The next prime is 126495547. The reversal of 126495542 is 245594621.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 245594621 = 23 ⋅10678027.

It is a super-2 number, since 2×126495542² = 32002244291747528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 126495496 and 126495505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126495547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31623884 + ... + 31623887.

It is an arithmetic number, because the mean of its divisors is an integer number (47435829).

Almost surely, 2^126495542 is an apocalyptic number.

126495542 is a deficient number, since it is larger than the sum of its proper divisors (63247774).

126495542 is an equidigital number, since it uses as much as digits as its factorization.

126495542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63247773.

The product of its digits is 86400, while the sum is 38.

The square root of 126495542 is about 11247.0236951827. The cubic root of 126495542 is about 501.9861559226.

The spelling of 126495542 in words is "one hundred twenty-six million, four hundred ninety-five thousand, five hundred forty-two".