56154611 has 2 divisors, whose sum is σ = 56154612. Its totient is φ = 56154610.

The previous prime is 56154599. The next prime is 56154617. The reversal of 56154611 is 11645165.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56154611 is a prime.

It is a super-2 number, since 2×56154611² = 6306680673122642, which contains 22 as substring.

It is equal to p_3347048 and since 56154611 and 3347048 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (56154617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28077305 + 28077306.

It is an arithmetic number, because the mean of its divisors is an integer number (28077306).

Almost surely, 2^56154611 is an apocalyptic number.

56154611 is a deficient number, since it is larger than the sum of its proper divisors (1).

56154611 is an equidigital number, since it uses as much as digits as its factorization.

56154611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600, while the sum is 29.

The square root of 56154611 is about 7493.6380350268. The cubic root of 56154611 is about 382.9380084957.

Adding to 56154611 its reverse (11645165), we get a palindrome (67799776).

It can be divided in two parts, 56154 and 611, that added together give a palindrome (56765).

The spelling of 56154611 in words is "fifty-six million, one hundred fifty-four thousand, six hundred eleven".