1354878051 has 4 divisors (see below), whose sum is σ = 1806504072. Its totient is φ = 903252032.

The previous prime is 1354877989. The next prime is 1354878059. The reversal of 1354878051 is 1508784531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1508784531 = 3 ⋅502928177.

It is a cyclic number.

It is not a de Polignac number, because 1354878051 - 2⁶ = 1354877987 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1354877994 and 1354878012.

It is not an unprimeable number, because it can be changed into a prime (1354878059) 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 in 3 ways as a sum of consecutive naturals, for example, 225813006 + ... + 225813011.

It is an arithmetic number, because the mean of its divisors is an integer number (451626018).

Almost surely, 2^1354878051 is an apocalyptic number.

1354878051 is a deficient number, since it is larger than the sum of its proper divisors (451626021).

1354878051 is an equidigital number, since it uses as much as digits as its factorization.

1354878051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451626020.

The product of its (nonzero) digits is 134400, while the sum is 42.

The square root of 1354878051 is about 36808.6681503148. The cubic root of 1354878051 is about 1106.5390267561.

The spelling of 1354878051 in words is "one billion, three hundred fifty-four million, eight hundred seventy-eight thousand, fifty-one".