1453157145 has 64 divisors (see below), whose sum is σ = 2966630400. Its totient is φ = 667465920.

The previous prime is 1453157131. The next prime is 1453157159. The reversal of 1453157145 is 5417513541.

1453157145 is a `hidden beast` number, since 1 + 45 + 3 + 1 + 571 + 45 = 666.

It is an interprime number because it is at equal distance from previous prime (1453157131) and next prime (1453157159).

It is not a de Polignac number, because 1453157145 - 2⁶ = 1453157081 is a prime.

It is a super-2 number, since 2×1453157145² = 4223331376129102050, which contains 22 as substring.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 2464 + ... + 53966.

It is an arithmetic number, because the mean of its divisors is an integer number (46353600).

Almost surely, 2^1453157145 is an apocalyptic number.

1453157145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1453157145 is an abundant number, since it is smaller than the sum of its proper divisors (1513473255).

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

1453157145 is a wasteful number, since it uses less digits than its factorization.

1453157145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51547 (or 51541 counting only the distinct ones).

The product of its digits is 42000, while the sum is 36.

The square root of 1453157145 is about 38120.2983330404. The cubic root of 1453157145 is about 1132.6720759536.

The spelling of 1453157145 in words is "one billion, four hundred fifty-three million, one hundred fifty-seven thousand, one hundred forty-five".