1121624546 has 16 divisors (see below), whose sum is σ = 1925290944. Its totient is φ = 480069744.

The previous prime is 1121624533. The next prime is 1121624551. The reversal of 1121624546 is 6454261211.

It is a super-2 number, since 2×1121624546² = 2516083244379412232, which contains 22 as substring.

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, 41000 + ... + 62643.

It is an arithmetic number, because the mean of its divisors is an integer number (120330684).

Almost surely, 2^1121624546 is an apocalyptic number.

1121624546 is a deficient number, since it is larger than the sum of its proper divisors (803666398).

1121624546 is a wasteful number, since it uses less digits than its factorization.

1121624546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104425.

The product of its digits is 11520, while the sum is 32.

The square root of 1121624546 is about 33490.6635646414. The cubic root of 1121624546 is about 1039.0006876502. Note that the first 3 decimals are identical.

Adding to 1121624546 its reverse (6454261211), we get a palindrome (7575885757).

The spelling of 1121624546 in words is "one billion, one hundred twenty-one million, six hundred twenty-four thousand, five hundred forty-six".