1225503134 has 8 divisors (see below), whose sum is σ = 1860402600. Its totient is φ = 605368936.

The previous prime is 1225503121. The next prime is 1225503163. The reversal of 1225503134 is 4313055221.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3691109 + ... + 3691440.

It is an arithmetic number, because the mean of its divisors is an integer number (232550325).

Almost surely, 2^1225503134 is an apocalyptic number.

1225503134 is a deficient number, since it is larger than the sum of its proper divisors (634899466).

1225503134 is an equidigital number, since it uses as much as digits as its factorization.

1225503134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7382634.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1225503134 is about 35007.1868906943. The cubic root of 1225503134 is about 1070.1339495159.

Adding to 1225503134 its reverse (4313055221), we get a palindrome (5538558355).

The spelling of 1225503134 in words is "one billion, two hundred twenty-five million, five hundred three thousand, one hundred thirty-four".