1454837157 has 6 divisors (see below), whose sum is σ = 2101431462. Its totient is φ = 969891432.

The previous prime is 1454837141. The next prime is 1454837159. The reversal of 1454837157 is 7517384541.

1454837157 is a `hidden beast` number, since 1 + 454 + 83 + 71 + 57 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1086427521 + 368409636 = 32961^2 + 19194^2 .

It is not a de Polignac number, because 1454837157 - 2⁴ = 1454837141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1454837159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 80824278 + ... + 80824295.

It is an arithmetic number, because the mean of its divisors is an integer number (350238577).

Almost surely, 2^1454837157 is an apocalyptic number.

It is an amenable number.

1454837157 is a deficient number, since it is larger than the sum of its proper divisors (646594305).

1454837157 is a wasteful number, since it uses less digits than its factorization.

1454837157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161648579 (or 161648576 counting only the distinct ones).

The product of its digits is 470400, while the sum is 45.

The square root of 1454837157 is about 38142.3276295509. The cubic root of 1454837157 is about 1133.1084063336.

The spelling of 1454837157 in words is "one billion, four hundred fifty-four million, eight hundred thirty-seven thousand, one hundred fifty-seven".