1225432053015 has 16 divisors (see below), whose sum is σ = 1962219523968. Its totient is φ = 653054348576.

The previous prime is 1225432053011. The next prime is 1225432053031. The reversal of 1225432053015 is 5103502345221.

It is a cyclic number.

It is not a de Polignac number, because 1225432053015 - 2² = 1225432053011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225432053011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31818429 + ... + 31856918.

It is an arithmetic number, because the mean of its divisors is an integer number (122638720248).

Almost surely, 2^{1225432053015} is an apocalyptic number.

1225432053015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1225432053015 is a deficient number, since it is larger than the sum of its proper divisors (736787470953).

1225432053015 is a wasteful number, since it uses less digits than its factorization.

1225432053015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63676638.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 1225432053015 its reverse (5103502345221), we get a palindrome (6328934398236).

The spelling of 1225432053015 in words is "one trillion, two hundred twenty-five billion, four hundred thirty-two million, fifty-three thousand, fifteen".