1457389954 has 8 divisors (see below), whose sum is σ = 2261467260. Its totient is φ = 703567536.

The previous prime is 1457389933. The next prime is 1457389961. The reversal of 1457389954 is 4599837541.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1389574729 + 67815225 = 37277^2 + 8235^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1457389895 and 1457389904.

It is an unprimeable number.

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, 12563649 + ... + 12563764.

Almost surely, 2^1457389954 is an apocalyptic number.

1457389954 is a deficient number, since it is larger than the sum of its proper divisors (804077306).

1457389954 is a wasteful number, since it uses less digits than its factorization.

1457389954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25127444.

The product of its digits is 5443200, while the sum is 55.

The square root of 1457389954 is about 38175.7770582342. Note that the first 3 decimals coincide. The cubic root of 1457389954 is about 1133.7707726789.

The spelling of 1457389954 in words is "one billion, four hundred fifty-seven million, three hundred eighty-nine thousand, nine hundred fifty-four".