1354506138 has 40 divisors (see below), whose sum is σ = 3117140532. Its totient is φ = 439297344.

The previous prime is 1354506137. The next prime is 1354506151. The reversal of 1354506138 is 8316054531.

1354506138 is a `hidden beast` number, since 1 + 35 + 4 + 5 + 0 + 613 + 8 = 666.

1354506138 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1173953169 + 180552969 = 34263^2 + 13437^2 .

It is not an unprimeable number, because it can be changed into a prime (1354506137) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 106995 + ... + 118982.

Almost surely, 2^1354506138 is an apocalyptic number.

1354506138 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1354506138 is an abundant number, since it is smaller than the sum of its proper divisors (1762634394).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1354506138 is a wasteful number, since it uses less digits than its factorization.

1354506138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226028 (or 226019 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 1354506138 is about 36803.6158277961. The cubic root of 1354506138 is about 1106.4377694486.

The spelling of 1354506138 in words is "one billion, three hundred fifty-four million, five hundred six thousand, one hundred thirty-eight".