1225536703727 has 8 divisors (see below), whose sum is σ = 1400624633856. Its totient is φ = 1050451588152.

The previous prime is 1225536703723. The next prime is 1225536703733. The reversal of 1225536703727 is 7273076355221.

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

It is a cyclic number.

It is not a de Polignac number, because 1225536703727 - 2² = 1225536703723 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225536703723) 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, 330818 + ... + 1600160.

It is an arithmetic number, because the mean of its divisors is an integer number (175078079232).

Almost surely, 2^{1225536703727} is an apocalyptic number.

1225536703727 is a deficient number, since it is larger than the sum of its proper divisors (175087930129).

1225536703727 is a wasteful number, since it uses less digits than its factorization.

1225536703727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407277.

The product of its (nonzero) digits is 3704400, while the sum is 50.

The spelling of 1225536703727 in words is "one trillion, two hundred twenty-five billion, five hundred thirty-six million, seven hundred three thousand, seven hundred twenty-seven".