1156234102 has 4 divisors (see below), whose sum is σ = 1734351156. Its totient is φ = 578117050.

The previous prime is 1156234097. The next prime is 1156234103. The reversal of 1156234102 is 2014326511.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2014326511 = 467 ⋅4313333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1156234103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 289058524 + ... + 289058527.

It is an arithmetic number, because the mean of its divisors is an integer number (433587789).

Almost surely, 2^1156234102 is an apocalyptic number.

1156234102 is a deficient number, since it is larger than the sum of its proper divisors (578117054).

1156234102 is an equidigital number, since it uses as much as digits as its factorization.

1156234102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578117053.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1156234102 is about 34003.4425021938. The cubic root of 1156234102 is about 1049.5793029686.

The spelling of 1156234102 in words is "one billion, one hundred fifty-six million, two hundred thirty-four thousand, one hundred two".