1151554344454 has 16 divisors (see below), whose sum is σ = 1751777365536. Its totient is φ = 567629641600.

The previous prime is 1151554344419. The next prime is 1151554344469. The reversal of 1151554344454 is 4544434551511.

It is a happy number.

It is a congruent number.

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, 1919844 + ... + 2447224.

It is an arithmetic number, because the mean of its divisors is an integer number (109486085346).

Almost surely, 2^{1151554344454} is an apocalyptic number.

1151554344454 is a deficient number, since it is larger than the sum of its proper divisors (600223021082).

1151554344454 is a wasteful number, since it uses less digits than its factorization.

1151554344454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542831.

The product of its digits is 1920000, while the sum is 46.

Adding to 1151554344454 its reverse (4544434551511), we get a palindrome (5695988895965).

The spelling of 1151554344454 in words is "one trillion, one hundred fifty-one billion, five hundred fifty-four million, three hundred forty-four thousand, four hundred fifty-four".