1132420245 has 24 divisors (see below), whose sum is σ = 1991565408. Its totient is φ = 549051360.

The previous prime is 1132420231. The next prime is 1132420253. The reversal of 1132420245 is 5420242311.

It is not a de Polignac number, because 1132420245 - 2⁴ = 1132420229 is a prime.

It is a super-2 number, since 2×1132420245² = 2564751222571720050, which contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 310147 + ... + 313776.

It is an arithmetic number, because the mean of its divisors is an integer number (82981892).

Almost surely, 2^1132420245 is an apocalyptic number.

1132420245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1132420245 is a deficient number, since it is larger than the sum of its proper divisors (859145163).

1132420245 is a wasteful number, since it uses less digits than its factorization.

1132420245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623953 (or 623942 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1132420245 is about 33651.4523460727. The cubic root of 1132420245 is about 1042.3235294115.

Adding to 1132420245 its reverse (5420242311), we get a palindrome (6552662556).

The spelling of 1132420245 in words is "one billion, one hundred thirty-two million, four hundred twenty thousand, two hundred forty-five".