1199542 has 16 divisors (see below), whose sum is σ = 1905120. Its totient is φ = 565312.

The previous prime is 1199521. The next prime is 1199551. The reversal of 1199542 is 2459911.

It is a plaindrome in base 8.

It is a zygodrome in base 8.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3948 + ... + 4240.

It is an arithmetic number, because the mean of its divisors is an integer number (119070).

2^1199542 is an apocalyptic number.

1199542 is a deficient number, since it is larger than the sum of its proper divisors (705578).

1199542 is a wasteful number, since it uses less digits than its factorization.

1199542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407.

The product of its digits is 3240, while the sum is 31.

The square root of 1199542 is about 1095.2360476171. The cubic root of 1199542 is about 106.2523358195.

The spelling of 1199542 in words is "one million, one hundred ninety-nine thousand, five hundred forty-two".