1149240406 has 8 divisors (see below), whose sum is σ = 1724015520. Its totient is φ = 574568568.

The previous prime is 1149240377. The next prime is 1149240431. The reversal of 1149240406 is 6040429411.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14755 + ... + 50161.

It is an arithmetic number, because the mean of its divisors is an integer number (215501940).

Almost surely, 2^1149240406 is an apocalyptic number.

1149240406 is a deficient number, since it is larger than the sum of its proper divisors (574775114).

1149240406 is a wasteful number, since it uses less digits than its factorization.

1149240406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51638.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 1149240406 is about 33900.4484631103. The cubic root of 1149240406 is about 1047.4588302789.

Adding to 1149240406 its reverse (6040429411), we get a palindrome (7189669817).

The spelling of 1149240406 in words is "one billion, one hundred forty-nine million, two hundred forty thousand, four hundred six".