1121539270 has 8 divisors (see below), whose sum is σ = 2018770704. Its totient is φ = 448615704.

The previous prime is 1121539231. The next prime is 1121539273. The reversal of 1121539270 is 729351211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121539273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56076954 + ... + 56076973.

It is an arithmetic number, because the mean of its divisors is an integer number (252346338).

Almost surely, 2^1121539270 is an apocalyptic number.

1121539270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121539270 is a deficient number, since it is larger than the sum of its proper divisors (897231434).

1121539270 is a wasteful number, since it uses less digits than its factorization.

1121539270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112153934.

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 1121539270 is about 33489.3904095013. The cubic root of 1121539270 is about 1038.9743555862.

The spelling of 1121539270 in words is "one billion, one hundred twenty-one million, five hundred thirty-nine thousand, two hundred seventy".