1241154442 has 32 divisors (see below), whose sum is σ = 2157566400. Its totient is φ = 529545600.

The previous prime is 1241154407. The next prime is 1241154457. The reversal of 1241154442 is 2444511421.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1241154442.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31942 + ... + 59182.

It is an arithmetic number, because the mean of its divisors is an integer number (67423950).

Almost surely, 2^1241154442 is an apocalyptic number.

1241154442 is a deficient number, since it is larger than the sum of its proper divisors (916411958).

1241154442 is a wasteful number, since it uses less digits than its factorization.

1241154442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27382.

The product of its digits is 5120, while the sum is 28.

The square root of 1241154442 is about 35230.0218847505. The cubic root of 1241154442 is about 1074.6703707581.

Adding to 1241154442 its reverse (2444511421), we get a palindrome (3685665863).

The spelling of 1241154442 in words is "one billion, two hundred forty-one million, one hundred fifty-four thousand, four hundred forty-two".