1153106394 has 32 divisors (see below), whose sum is σ = 2550343104.
Its totient is φ = 344638080.
The previous prime is 1153106393. The next prime is 1153106399. The reversal of 1153106394 is 4936013511.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is not an unprimeable number, because it can be changed into a prime (1153106393) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114849 + ... + 124484.
It is an arithmetic number, because the mean of its divisors is an integer number (79698222).
Almost surely, 21153106394 is an apocalyptic number.
1153106394 is an abundant number, since it is smaller than the sum of its proper divisors (1397236710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1153106394 is a wasteful number, since it uses less digits than its factorization.
1153106394 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 239422.
The product of its (nonzero) digits is 9720, while the sum is 33.
The square root of 1153106394 is about 33957.4203083803.
The cubic root of 1153106394 is about 1048.6320489785.
The spelling of 1153106394 in words is "one billion, one hundred fifty-three million, one hundred six thousand, three hundred ninety-four".