1121662734 has 16 divisors (see below), whose sum is σ = 2243706960. Its totient is φ = 373824000.

The previous prime is 1121662727. The next prime is 1121662811. The reversal of 1121662734 is 4372661211.

It is a junction number, because it is equal to n+sod(n) for n = 1121662695 and 1121662704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34734 + ... + 58734.

It is an arithmetic number, because the mean of its divisors is an integer number (140231685).

Almost surely, 2^1121662734 is an apocalyptic number.

1121662734 is an abundant number, since it is smaller than the sum of its proper divisors (1122044226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121662734 is a wasteful number, since it uses less digits than its factorization.

1121662734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31795.

The product of its digits is 12096, while the sum is 33.

The square root of 1121662734 is about 33491.2336888327. The cubic root of 1121662734 is about 1039.0124791503.

The spelling of 1121662734 in words is "one billion, one hundred twenty-one million, six hundred sixty-two thousand, seven hundred thirty-four".