1153400745 has 16 divisors (see below), whose sum is σ = 2109075840. Its totient is φ = 527268864.

The previous prime is 1153400737. The next prime is 1153400761. The reversal of 1153400745 is 5470043511.

It is not a de Polignac number, because 1153400745 - 2³ = 1153400737 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5492280 + ... + 5492489.

It is an arithmetic number, because the mean of its divisors is an integer number (131817240).

Almost surely, 2^1153400745 is an apocalyptic number.

1153400745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1153400745 is a deficient number, since it is larger than the sum of its proper divisors (955675095).

1153400745 is a wasteful number, since it uses less digits than its factorization.

1153400745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10984784.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 1153400745 is about 33961.7541508091. The cubic root of 1153400745 is about 1048.7212687398.

The spelling of 1153400745 in words is "one billion, one hundred fifty-three million, four hundred thousand, seven hundred forty-five".