1136039638 has 32 divisors (see below), whose sum is σ = 1781683200. Its totient is φ = 542795904.

The previous prime is 1136039629. The next prime is 1136039647. The reversal of 1136039638 is 8369306311.

It is an interprime number because it is at equal distance from previous prime (1136039629) and next prime (1136039647).

It is a self number, because there is not a number n which added to its sum of digits gives 1136039638.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1023828 + ... + 1024936.

It is an arithmetic number, because the mean of its divisors is an integer number (55677600).

Almost surely, 2^1136039638 is an apocalyptic number.

1136039638 is a deficient number, since it is larger than the sum of its proper divisors (645643562).

1136039638 is a wasteful number, since it uses less digits than its factorization.

1136039638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1384.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 1136039638 is about 33705.1871082182. The cubic root of 1136039638 is about 1043.4328250030.

The spelling of 1136039638 in words is "one billion, one hundred thirty-six million, thirty-nine thousand, six hundred thirty-eight".