1153447042 has 16 divisors (see below), whose sum is σ = 1998486432. Its totient is φ = 493453120.

The previous prime is 1153447037. The next prime is 1153447051. The reversal of 1153447042 is 2407443511.

It is a junction number, because it is equal to n+sod(n) for n = 1153446995 and 1153447013.

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, 1541668 + ... + 1542415.

It is an arithmetic number, because the mean of its divisors is an integer number (124905402).

Almost surely, 2^1153447042 is an apocalyptic number.

1153447042 is a deficient number, since it is larger than the sum of its proper divisors (845039390).

1153447042 is a wasteful number, since it uses less digits than its factorization.

1153447042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3084113.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 1153447042 is about 33962.4357489271. The cubic root of 1153447042 is about 1048.7353002893.

The spelling of 1153447042 in words is "one billion, one hundred fifty-three million, four hundred forty-seven thousand, forty-two".