1145863735 has 4 divisors (see below), whose sum is σ = 1375036488. Its totient is φ = 916690984.

The previous prime is 1145863727. The next prime is 1145863783. The reversal of 1145863735 is 5373685411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5373685411 = 35899 ⋅149689.

It is a cyclic number.

It is not a de Polignac number, because 1145863735 - 2³ = 1145863727 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1145863691 and 1145863700.

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, 114586369 + ... + 114586378.

It is an arithmetic number, because the mean of its divisors is an integer number (343759122).

Almost surely, 2^1145863735 is an apocalyptic number.

1145863735 is a deficient number, since it is larger than the sum of its proper divisors (229172753).

1145863735 is an equidigital number, since it uses as much as digits as its factorization.

1145863735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229172752.

The product of its digits is 302400, while the sum is 43.

The square root of 1145863735 is about 33850.6090787153. The cubic root of 1145863735 is about 1046.4319509772.

The spelling of 1145863735 in words is "one billion, one hundred forty-five million, eight hundred sixty-three thousand, seven hundred thirty-five".