1457337540 has 48 divisors (see below), whose sum is σ = 4092363072. Its totient is φ = 387497856.

The previous prime is 1457337533. The next prime is 1457337547. The reversal of 1457337540 is 457337541.

It is an interprime number because it is at equal distance from previous prime (1457337533) and next prime (1457337547).

It is not an unprimeable number, because it can be changed into a prime (1457337547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14179 + ... + 55818.

It is an arithmetic number, because the mean of its divisors is an integer number (85257564).

Almost surely, 2^1457337540 is an apocalyptic number.

1457337540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1457337540 is an abundant number, since it is smaller than the sum of its proper divisors (2635025532).

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

1457337540 is a wasteful number, since it uses less digits than its factorization.

1457337540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70356 (or 70354 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 39.

The square root of 1457337540 is about 38175.0905696372. The cubic root of 1457337540 is about 1133.7571807611.

Subtracting from 1457337540 its reverse (457337541), we obtain a palindrome (999999999).

The spelling of 1457337540 in words is "one billion, four hundred fifty-seven million, three hundred thirty-seven thousand, five hundred forty".