126495069 has 8 divisors (see below), whose sum is σ = 169404000. Its totient is φ = 83958096.

The previous prime is 126495067. The next prime is 126495073. The reversal of 126495069 is 960594621.

126495069 = 3745² + 3746² + ... + 3753².

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 126495069 - 2¹ = 126495067 is a prime.

It is a super-2 number, since 2×126495069² = 32002004962629522, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 126495069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126495067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92194 + ... + 93555.

It is an arithmetic number, because the mean of its divisors is an integer number (21175500).

Almost surely, 2^126495069 is an apocalyptic number.

It is an amenable number.

126495069 is a deficient number, since it is larger than the sum of its proper divisors (42908931).

126495069 is a wasteful number, since it uses less digits than its factorization.

126495069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185979.

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 126495069 is about 11247.0026673777. The cubic root of 126495069 is about 501.9855302359.

The spelling of 126495069 in words is "one hundred twenty-six million, four hundred ninety-five thousand, sixty-nine".