1553041454 has 4 divisors (see below), whose sum is σ = 2329562184. Its totient is φ = 776520726.

The previous prime is 1553041447. The next prime is 1553041459. The reversal of 1553041454 is 4541403551.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1553041454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1553041459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 388260362 + ... + 388260365.

It is an arithmetic number, because the mean of its divisors is an integer number (582390546).

Almost surely, 2^1553041454 is an apocalyptic number.

1553041454 is a deficient number, since it is larger than the sum of its proper divisors (776520730).

1553041454 is an equidigital number, since it uses as much as digits as its factorization.

1553041454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776520729.

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 1553041454 is about 39408.6469445476. The cubic root of 1553041454 is about 1158.0509914179.

The spelling of 1553041454 in words is "one billion, five hundred fifty-three million, forty-one thousand, four hundred fifty-four".