1354143555 has 64 divisors (see below), whose sum is σ = 2469242880. Its totient is φ = 703786752.

The previous prime is 1354143541. The next prime is 1354143559. The reversal of 1354143555 is 5553414531.

1354143555 is a `hidden beast` number, since 13 + 54 + 1 + 43 + 555 = 666.

It is not a de Polignac number, because 1354143555 - 2⁶ = 1354143491 is a prime.

It is a super-3 number, since 3×1354143555³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1354143559) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2899432 + ... + 2899898.

It is an arithmetic number, because the mean of its divisors is an integer number (38581920).

Almost surely, 2^1354143555 is an apocalyptic number.

1354143555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1354143555 is a deficient number, since it is larger than the sum of its proper divisors (1115099325).

1354143555 is a wasteful number, since it uses less digits than its factorization.

1354143555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985 (or 979 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The square root of 1354143555 is about 36798.6895826468. The cubic root of 1354143555 is about 1106.3390344887.

The spelling of 1354143555 in words is "one billion, three hundred fifty-four million, one hundred forty-three thousand, five hundred fifty-five".