1141154402 has 8 divisors (see below), whose sum is σ = 1801822800. Its totient is φ = 540546804.

The previous prime is 1141154401. The next prime is 1141154411. The reversal of 1141154402 is 2044511411.

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

It is not an unprimeable number, because it can be changed into a prime (1141154401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15015152 + ... + 15015227.

It is an arithmetic number, because the mean of its divisors is an integer number (225227850).

Almost surely, 2^1141154402 is an apocalyptic number.

1141154402 is a deficient number, since it is larger than the sum of its proper divisors (660668398).

1141154402 is a wasteful number, since it uses less digits than its factorization.

1141154402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30030400.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 1141154402 is about 33780.9769248907. The cubic root of 1141154402 is about 1044.9964216203.

Adding to 1141154402 its reverse (2044511411), we get a palindrome (3185665813).

The spelling of 1141154402 in words is "one billion, one hundred forty-one million, one hundred fifty-four thousand, four hundred two".