1355654670 has 32 divisors (see below), whose sum is σ = 3314963232. Its totient is φ = 354686592.

The previous prime is 1355654639. The next prime is 1355654701. The reversal of 1355654670 is 764565531.

It is an interprime number because it is at equal distance from previous prime (1355654639) and next prime (1355654701).

It is a congruent number.

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, 424717 + ... + 427896.

It is an arithmetic number, because the mean of its divisors is an integer number (103592601).

Almost surely, 2^1355654670 is an apocalyptic number.

1355654670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1355654670 is an abundant number, since it is smaller than the sum of its proper divisors (1959308562).

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

1355654670 is a wasteful number, since it uses less digits than its factorization.

1355654670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852676.

The product of its (nonzero) digits is 378000, while the sum is 42.

The square root of 1355654670 is about 36819.2160427133. The cubic root of 1355654670 is about 1106.7504098860.

The spelling of 1355654670 in words is "one billion, three hundred fifty-five million, six hundred fifty-four thousand, six hundred seventy".