1454157 has 6 divisors (see below), whose sum is σ = 2100462. Its totient is φ = 969432.

The previous prime is 1454149. The next prime is 1454177. The reversal of 1454157 is 7514541.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1320201 + 133956 = 1149^2 + 366^2 .

It is not a de Polignac number, because 1454157 - 2³ = 1454149 is a prime.

It is a super-2 number, since 2×1454157² = 4229145161298, which contains 22 as substring.

1454157 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1454157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1454177) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 80778 + ... + 80795.

It is an arithmetic number, because the mean of its divisors is an integer number (350077).

2^1454157 is an apocalyptic number.

It is an amenable number.

1454157 is a deficient number, since it is larger than the sum of its proper divisors (646305).

1454157 is a wasteful number, since it uses less digits than its factorization.

1454157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161579 (or 161576 counting only the distinct ones).

The product of its digits is 2800, while the sum is 27.

The square root of 1454157 is about 1205.8843228104. The cubic root of 1454157 is about 113.2931797393.

Adding to 1454157 its reverse (7514541), we get a palindrome (8968698).

The spelling of 1454157 in words is "one million, four hundred fifty-four thousand, one hundred fifty-seven".