1124256245 has 40 divisors (see below), whose sum is σ = 1597242240. Its totient is φ = 759484320.

The previous prime is 1124256241. The next prime is 1124256281. The reversal of 1124256245 is 5426524211.

It is not a de Polignac number, because 1124256245 - 2² = 1124256241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124256241) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 851696 + ... + 853014.

It is an arithmetic number, because the mean of its divisors is an integer number (39931056).

Almost surely, 2^1124256245 is an apocalyptic number.

It is an amenable number.

1124256245 is a deficient number, since it is larger than the sum of its proper divisors (472985995).

1124256245 is an frugal number, since it uses more digits than its factorization.

1124256245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1423 (or 1402 counting only the distinct ones).

The product of its digits is 19200, while the sum is 32.

The square root of 1124256245 is about 33529.9305844793. The cubic root of 1124256245 is about 1039.8126650370.

The spelling of 1124256245 in words is "one billion, one hundred twenty-four million, two hundred fifty-six thousand, two hundred forty-five".