1123151451 has 8 divisors (see below), whose sum is σ = 1501827600. Its totient is φ = 746621472.

The previous prime is 1123151441. The next prime is 1123151489. The reversal of 1123151451 is 1541513211.

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

It is not a de Polignac number, because 1123151451 - 2⁹ = 1123150939 is a prime.

It is a super-2 number, since 2×1123151451² = 2522938363766810802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1123151401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 535320 + ... + 537413.

It is an arithmetic number, because the mean of its divisors is an integer number (187728450).

Almost surely, 2^1123151451 is an apocalyptic number.

1123151451 is a deficient number, since it is larger than the sum of its proper divisors (378676149).

1123151451 is a wasteful number, since it uses less digits than its factorization.

1123151451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073085.

The product of its digits is 600, while the sum is 24.

The square root of 1123151451 is about 33513.4517917806. The cubic root of 1123151451 is about 1039.4719493264.

Adding to 1123151451 its reverse (1541513211), we get a palindrome (2664664662).

The spelling of 1123151451 in words is "one billion, one hundred twenty-three million, one hundred fifty-one thousand, four hundred fifty-one".